Encycolorpedia

‎#d64f29 أكواد الألوان الست عشرية

#d64f29 Paint Chipالكود اللوني الست عشري‎#d64f29 هو ظل للأحمر برتقالي.‏ في نموذج RGB للألوان يتكون ‎#d64f29 من‎83.92% أحمر، و‎30.98% أخضر، و‎16.08% أزرق. وفي الفضاء اللوني HSL يتكون ‎#d64f29 من صبغة لون13 درجة، و ‎68% تشبع، و ‎50% إضاءة. وهذا اللون له طول موجي يبلغ تقريباً 600.17 نانومتر.

الاختلافات اللون

ألوان مسماة

الألوان

تحميل: GIMP GPL Adobe ASE (Adobe Swatch Exchange) Sketch Palette

‎#d64f29 انحدار خطي إلى التكميلي ‎#00b6ff

  1. ‎#d64f29
  2. ‎#cf644d
  3. ‎#c4766f
  4. ‎#b58792
  5. ‎#9e97b5
  6. ‎#78a7da
  7. ‎#00b6ff

ألوان أحادية

  1. ‎#b93613
  2. ‎#c33e1a
  3. ‎#cc4722
  4. ‎#d64f29
  5. ‎#e05730
  6. ‎#e95f37
  7. ‎#f3683f

نغمات

  1. ‎#d64f29
  2. ‎#cb5a38
  3. ‎#bf6447
  4. ‎#b26c55
  5. ‎#a47364
  6. ‎#937a72
  7. ‎#808080

الصبغات والظلال

‎#d64f29 إلى الأبيض

  1. ‎#d64f29
  2. ‎#e36e4b
  3. ‎#ee8c6d
  4. ‎#f6a990
  5. ‎#fcc5b4
  6. ‎#ffe2d9
  7. ‎#ffffff / #fff

‎#d64f29 إلى الأسو

  1. ‎#d64f29
  2. ‎#b04324
  3. ‎#8b371f
  4. ‎#672b19
  5. ‎#462014
  6. ‎#27140c
  7. ‎#000000 / #000

الدهانات

دهانات مماثلة

  1. Federal Standard

    1. ★ Federal Standard 21400
      ‎#d74d2c
      ΔE = 0.978 / LRV ≈ 19.9%
    2. Federal Standard 11302
      ‎#cd4f3a
      ΔE = 4.010 / LRV ≈ 18.9%
  2. Chrysler

    1. ★ Orange
      ‎#d94b21
      ΔE = 1.143 / LRV ≈ 19.9%
    2. Orange
      ‎#d0461f
      ΔE = 2.599 / LRV ≈ 17.9%
  3. Sherwin-Williams

    1. ★ Daredevil - 6882
      ‎#d34c2a
      ΔE = 1.210 / LRV ≈ 19.2%
    2. Energetic Orange - 6880
      ‎#d85739
      ΔE = 2.711 / LRV ≈ 21.7%
  4. Dulux

    1. ★ African Adventure 3
      ‎#d04f27
      ΔE = 1.272 / LRV ≈ 19.2%
    2. 52YR 21/567
      ‎#ca5322
      ΔE = 3.072 / LRV ≈ 18.9%
  5. Toyo Ink

    1. ★ CF10122
      ‎#db4d22
      ΔE = 1.304 / LRV ≈ 20.5%
    2. CF10140
      ‎#c45325
      ΔE = 3.785 / LRV ≈ 18.1%
  6. Pantone / PMS

    1. ★ 173 CP
      ‎#d24c2b
      ΔE = 1.462 / LRV ≈ 19.0%
    2. 10153 C
      ‎#c9522a
      ΔE = 2.467 / LRV ≈ 18.6%
  7. Disney

    1. ★ 1B-70 Light Speed Orange
      ‎#db4f2f
      ΔE = 1.552 / LRV ≈ 20.9%
    2. 1C-70-4 Tiggerific
      ‎#e25c30
      ΔE = 4.336 / LRV ≈ 24.0%
  8. Devoe Paint

    1. ★ Chinatown Orange / 50YR 18/650
      ‎#d3572f
      ΔE = 1.639 / LRV ≈ 20.9%
    2. Shanghai / 29YR 19/621
      ‎#cf543e
      ΔE = 3.844 / LRV ≈ 20.0%
  9. Brillux

    1. ★ 24.24.21
      ‎#d14b2a
      ΔE = 1.728 / LRV ≈ 18.8%
  10. CIL

    1. ★ Chinatown Orange
      ‎#cf5730
      ΔE = 1.798 / LRV ≈ 20.3%
    2. Skyrocket Red
      ‎#cd5542
      ΔE = 4.682 / LRV ≈ 19.9%
  11. ICI Paints

    1. ★ Chinatown Orange 50YR 18/650
      ‎#ce4e2d
      ΔE = 1.914 / LRV ≈ 18.8%
    2. Skyrocket Red 30YR 20/595
      ‎#cd4c3a
      ΔE = 4.651 / LRV ≈ 18.5%
  12. Sikkens

    1. ★ C6.49.48
      ‎#d35235
      ΔE = 2.045 / LRV ≈ 20.1%
    2. C5.56.43
      ‎#d05242
      ΔE = 5.064 / LRV ≈ 19.8%
  13. Games Workshop - Citadel

    1. ★ Astorath Red
      ‎#dd482b
      ΔE = 2.082 / LRV ≈ 20.2%
    2. Jokaero Orange
      ‎#ee3823
      ΔE = 4.987 / LRV ≈ 21.1%
  14. Ford

    1. ★ Orange
      ‎#dc562c
      ΔE = 2.286 / LRV ≈ 22.1%
    2. Orange
      ‎#d24325
      ΔE = 2.983 / LRV ≈ 17.9%
  15. Earthpaint

    1. 1-4-7 Spitfire
      ‎#d04f33
      ΔE = 2.337 / LRV ≈ 19.2%
    2. 1-3-7 Signorina
      ‎#cf4636
      ΔE = 5.005 / LRV ≈ 17.9%
  16. Bristol

    1. Racing Orange / P048-W7
      ‎#cc5930
      ΔE = 2.453 / LRV ≈ 20.2%
    2. Burnt Sienna / P047-W7
      ‎#ce623b
      ΔE = 4.099 / LRV ≈ 22.2%
  17. Dupont

    1. CAS125
      ‎#d0491c
      ΔE = 2.471 / LRV ≈ 18.3%
    2. CAS141
      ‎#d04b00
      ΔE = 5.053 / LRV ≈ 18.4%
  18. Dulux Australia

    1. Bright Delight / A97
      ‎#cd5526
      ΔE = 2.472 / LRV ≈ 19.6%
  19. Krylon

    1. Pumpkin Orange
      ‎#ca5831
      ΔE = 2.499 / LRV ≈ 19.8%
  20. Duron

    1. Hearty Orange
      ‎#d2482c
      ΔE = 2.530 / LRV ≈ 18.5%
    2. Raucous Orange
      ‎#e25623
      ΔE = 3.810 / LRV ≈ 23.0%
  21. GM / General Motors

    1. Tangier Orange
      ‎#e44823
      ΔE = 2.583 / LRV ≈ 21.3%
    2. Gypsy Red
      ‎#eb4a24
      ΔE = 3.922 / LRV ≈ 22.7%
  22. Australian Standard AS2700

    1. R11 International Orange
      ‎#ce492a
      ΔE = 2.631 / LRV ≈ 18.1%
    2. X14 Mandarin
      ‎#e45426
      ΔE = 3.529 / LRV ≈ 23.0%
  23. Benjamin Moore

    1. Racing Orange / 2169-10
      ‎#cd5b33
      ΔE = 2.661 / LRV ≈ 20.7%
    2. Tropical Orange / 2170-20
      ‎#cc5f3e
      ΔE = 3.681 / LRV ≈ 21.4%
  24. Natural Color System / NCS

    1. S 2070-Y60R
      ‎#d2441d
      ΔE = 2.676 / LRV ≈ 17.9%
    2. S 2060-Y60R
      ‎#e3552b
      ΔE = 3.302 / LRV ≈ 23.0%
  25. General Paint

    1. Smoked Pumpkin / CL 1537N
      ‎#cd5b37
      ΔE = 2.688 / LRV ≈ 20.7%
    2. Jubilee / CLV 1116N
      ‎#e15b32
      ΔE = 3.941 / LRV ≈ 23.7%
  26. Vallejo

    1. Vallejo 70.910 #27
      ‎#ca5536
      ΔE = 2.691 / LRV ≈ 19.3%
    2. Vallejo 70.934 #186
      ‎#cb4d35
      ΔE = 3.680 / LRV ≈ 18.3%
  27. Pratt & Lambert

    1. Poppy Petal 7-14
      ‎#d35c39
      ΔE = 2.876 / LRV ≈ 21.8%
    2. Paprikash 7-15
      ‎#c7573b
      ΔE = 3.564 / LRV ≈ 19.3%
  28. Dunn-Edwards

    1. Spicy Tomato / 1425
      ‎#c75433
      ΔE = 2.923 / LRV ≈ 18.7%
    2. Campfire / 1540
      ‎#ce5f38
      ΔE = 3.419 / LRV ≈ 21.6%
  29. Evonik-Degussa

    1. 264A Orange Soverign
      ‎#d8543a
      ΔE = 2.975 / LRV ≈ 21.2%
  30. Resene

    1. Fireball O61-149-049
      ‎#cc5c39
      ΔE = 2.979 / LRV ≈ 20.8%
    2. Ecstasy O61-139-053
      ‎#c96138
      ΔE = 4.124 / LRV ≈ 21.3%
  31. Crayola

    1. Bittersweet Shimmer
      ‎#cc5a3b
      ΔE = 3.001 / LRV ≈ 20.5%
  32. Behr

    1. Primary Orange PR-3
      ‎#db5a2e
      ΔE = 3.017 / LRV ≈ 22.6%
    2. Happy Birthday EBC-20
      ‎#bc5935
      ΔE = 4.814 / LRV ≈ 18.1%
  33. Berger

    1. Montana Dust / AC115
      ‎#e64e2b
      ΔE = 3.165 / LRV ≈ 22.5%
    2. Campfire Blaze / 8045
      ‎#e64e3a
      ΔE = 4.749 / LRV ≈ 22.6%
  34. Scib Paints

    1. Montana Dust / AC115
      ‎#e64e2b
      ΔE = 3.165 / LRV ≈ 22.5%
    2. Campfire Blaze / 8045
      ‎#e64e3a
      ΔE = 4.749 / LRV ≈ 22.6%
  35. Vista Paint

    1. Montana Dust
      ‎#e64e2b
      ΔE = 3.165 / LRV ≈ 22.5%
    2. Boing!
      ‎#dd402e
      ΔE = 4.020 / LRV ≈ 19.2%
  36. Opaltone / OMS

    1. 4094
      ‎#c85223
      ΔE = 3.187 / LRV ≈ 18.4%
    2. 4046
      ‎#e05a24
      ΔE = 4.380 / LRV ≈ 23.3%
  37. PPG Pittsburgh Paints

    1. Delta Clay 127-7
      ‎#cb5d3a
      ΔE = 3.222 / LRV ≈ 20.8%
    2. Sepia 227-7
      ‎#c26442
      ΔE = 5.202 / LRV ≈ 21.0%
  38. RAL

    1. RAL 040 50 60
      ‎#ca4e33
      ΔE = 3.290 / LRV ≈ 18.2%
    2. RAL 2010 / Signal Orange
      ‎#d05d28
      ΔE = 4.040 / LRV ≈ 21.4%
  39. Beckers

    1. Salsa 665 / S 2060-Y70R
      ‎#cc5d31
      ΔE = 3.308 / LRV ≈ 20.9%
    2. Inka 689 / S 4550-Y80R
      ‎#c66046
      ΔE = 4.893 / LRV ≈ 20.8%
  40. Alcro

    1. PiriPiri
      ‎#d54e38
      ΔE = 3.309 / LRV ≈ 19.9%
    2. Glod
      ‎#e75012
      ΔE = 4.876 / LRV ≈ 22.8%
  41. Nippon Paint

    1. Setting Sun / NP AC 2066 A
      ‎#c75437
      ΔE = 3.325 / LRV ≈ 18.8%
    2. Carrothead / NP AC 2065 A
      ‎#c55434
      ΔE = 3.334 / LRV ≈ 18.5%
  42. Brighto Paints

    1. 1-3-7 Signorina
      ‎#d04d36
      ΔE = 3.340 / LRV ≈ 19.0%
  43. Glidden

    1. Vibrant Day Lily
      ‎#dc3b19
      ΔE = 3.368 / LRV ≈ 18.4%
    2. Cinnamon Stone / PPG1193-7
      ‎#c9543a
      ΔE = 3.519 / LRV ≈ 19.1%
  44. Lascaux

    1. Cadmium­ orange deep / 124
      ‎#e54127
      ΔE = 3.387 / LRV ≈ 20.6%
    2. Pyrrole orange / 123
      ‎#ed4b24
      ΔE = 4.361 / LRV ≈ 23.2%
  45. TRUMATCH

    1. 4-b1
      ‎#d44025
      ΔE = 3.400 / LRV ≈ 17.8%
    2. 4-c3
      ‎#c6583b
      ΔE = 3.612 / LRV ≈ 19.3%
  46. Plascon

    1. Free State Earth O1-C1-2
      ‎#c45830
      ΔE = 3.454 / LRV ≈ 18.9%
    2. Burnt Horizon R7-B1-1
      ‎#e43804
      ΔE = 4.481 / LRV ≈ 19.3%
  47. Valspar Paint

    1. Farmer's Market
      ‎#c75034
      ΔE = 3.518 / LRV ≈ 18.1%
    2. Fire Orange
      ‎#c3613c
      ΔE = 4.560 / LRV ≈ 20.5%
  48. California Paints

    1. Orange Revival
      ‎#c55a39
      ΔE = 3.520 / LRV ≈ 19.5%
    2. DEA 111 - Burning Tomato
      ‎#eb5030
      ΔE = 4.426 / LRV ≈ 23.6%
  49. Setra Evo

    1. Antik Clementinorange / EVO 1571
      ‎#d35216
      ΔE = 3.615 / LRV ≈ 19.9%
    2. Aprikosengelb / EVO 1371
      ‎#d74401
      ΔE = 4.266 / LRV ≈ 18.6%
  50. British Standard

    1. BS381 592 - International orange
      ‎#c95138
      ΔE = 3.660 / LRV ≈ 18.6%
    2. BS 4800 06 D 44 - Orange
      ‎#c65e3b
      ΔE = 3.801 / LRV ≈ 20.3%
  51. Coronado Paint

    1. AC113 - L Orange
      ‎#dc5d35
      ΔE = 3.668 / LRV ≈ 23.3%
    2. 8045 - Campfire Blaze
      ‎#da5142
      ΔE = 5.172 / LRV ≈ 21.2%
  52. Albany Paint

    1. Ryedale
      ‎#e35734
      ΔE = 3.689 / LRV ≈ 23.4%
    2. Berry
      ‎#e73e00
      ΔE = 4.738 / LRV ≈ 20.4%
  53. Clark+Kensington

    1. Amaryllis / 10C-7
      ‎#ce5e40
      ΔE = 3.735 / LRV ≈ 21.5%
    2. Heat Wave / 11B-7
      ‎#c16033
      ΔE = 5.022 / LRV ≈ 19.9%
  54. Dutch Boy

    1. Crayola Red Orange
      ‎#cd4327
      ΔE = 3.831 / LRV ≈ 17.1%
    2. Bittersweet and Sour
      ‎#e15f2f
      ΔE = 4.940 / LRV ≈ 24.4%
  55. Flügger

    1. Wegner Orange (IN-801)
      ‎#c35436
      ΔE = 3.836 / LRV ≈ 18.2%
  56. Asian Paints

    1. Sahara Sunset / X115
      ‎#e25439
      ΔE = 3.841 / LRV ≈ 22.8%
  57. Porter Paints

    1. Tabasco / 228-7
      ‎#c35b3c
      ΔE = 4.010 / LRV ≈ 19.4%
    2. Sepia / 227-7
      ‎#c26442
      ΔE = 5.202 / LRV ≈ 21.0%
  58. Cloverdale Paint

    1. Montana Dust / AC115
      ‎#df583d
      ΔE = 4.063 / LRV ≈ 23.0%
    2. Boing! / AC119
      ‎#d64e40
      ΔE = 5.154 / LRV ≈ 20.1%
  59. Jotun

    1. 2362 / Tango
      ‎#d05741
      ΔE = 4.078 / LRV ≈ 20.6%
  60. Focoltone

    1. 3375
      ‎#e8432d
      ΔE = 4.088 / LRV ≈ 21.4%
    2. 3361
      ‎#e95037
      ΔE = 4.667 / LRV ≈ 23.3%
  61. Taubmans

    1. Burnt Sienna / T12 21.H4
      ‎#ce623b
      ΔE = 4.099 / LRV ≈ 22.2%
    2. Candy Corn / T10 19C-1
      ‎#df5b44
      ΔE = 5.199 / LRV ≈ 23.6%
  62. Wattyl

    1. Copper Moon / B81W
      ‎#ca623c
      ΔE = 4.214 / LRV ≈ 21.6%
    2. Uluru / C25W
      ‎#d6633f
      ΔE = 4.616 / LRV ≈ 23.6%
  63. Mack

    1. Chrome Yellow / 2210
      ‎#dd4100
      ΔE = 4.234 / LRV ≈ 19.2%
  64. Dacia

    1. Yellow / 40007
      ‎#d94600
      ΔE = 4.324 / LRV ≈ 19.1%
    2. Yellow / G1007
      ‎#d24500
      ΔE = 4.676 / LRV ≈ 18.0%
  65. Caparol

    1. 04/09
      ‎#d45c44
      ΔE = 4.404 / LRV ≈ 22.1%
    2. 04/05
      ‎#f04428
      ΔE = 4.885 / LRV ≈ 22.8%
  66. Peintures MF

    1. Valentina
      ‎#d84434
      ΔE = 4.414 / LRV ≈ 19.0%
    2. Paradis des rêveurs
      ‎#c64b33
      ΔE = 4.508 / LRV ≈ 17.3%
  67. Sto

    1. 32400
      ‎#da5942
      ΔE = 4.423 / LRV ≈ 22.4%
  68. Olympic

    1. Delta Clay A25-6
      ‎#bf5b3a
      ΔE = 4.454 / LRV ≈ 18.9%
  69. Sigma

    1. Orange Terra / S 2075-Y60R
      ‎#c35c2c
      ΔE = 4.524 / LRV ≈ 19.4%
    2. Sienna Brown / 2309 B
      ‎#bb5832
      ΔE = 5.006 / LRV ≈ 17.8%
  70. Lloyd

    1. Caramell / 34
      ‎#e25c2b
      ΔE = 4.573 / LRV ≈ 24.0%
  71. New Look

    1. Carrot Juice / F24-05
      ‎#d6633f
      ΔE = 4.616 / LRV ≈ 23.6%
  72. Nerolac

    1. Rapunzel - 2098
      ‎#c4623e
      ΔE = 4.636 / LRV ≈ 20.8%
    2. Coraline - 2154
      ‎#dd4a3d
      ΔE = 5.176 / LRV ≈ 20.6%
  73. Ralph Lauren

    1. Bold Orange / RLIB229
      ‎#bd5634
      ΔE = 4.637 / LRV ≈ 17.7%
  74. Craig & Rose

    1. Rio
      ‎#d75040
      ΔE = 4.803 / LRV ≈ 20.6%
  75. Tata

    1. Papaya Orange / 222
      ‎#d23b05
      ΔE = 4.843 / LRV ≈ 16.8%
  76. Humbrol

    1. 132 Red
      ‎#d35644
      ΔE = 4.854 / LRV ≈ 20.9%
    2. 174 Signal Red
      ‎#d74133
      ΔE = 4.901 / LRV ≈ 18.5%
  77. Crown Diamond

    1. 7235-84 Chinoiserie
      ‎#cb6541
      ΔE = 4.869 / LRV ≈ 22.4%
  78. Sico

    1. 6065-84 Chinoiserie
      ‎#cb6541
      ΔE = 4.869 / LRV ≈ 22.4%
  79. Temsa

    1. Orange Solid / SB-03-703Y
      ‎#d14000
      ΔE = 4.889 / LRV ≈ 17.2%
  80. Tollens

    1. Tomette | EE151
      ‎#bd5639
      ΔE = 4.893 / LRV ≈ 17.8%
    2. T2068-3
      ‎#e55d33
      ΔE = 4.940 / LRV ≈ 24.7%
  81. Mylands of London

    1. Vermillion
      ‎#d35141
      ΔE = 4.910 / LRV ≈ 20.1%
  82. Caran d'Ache

    1. 061 Permanent Red
      ‎#eb4734
      ΔE = 4.986 / LRV ≈ 22.4%
  83. Iveco

    1. Arancio / 112
      ‎#d83600
      ΔE = 5.006 / LRV ≈ 17.2%
  84. Diamond Paint

    1. Bright Orange
      ‎#e24c00
      ΔE = 5.059 / LRV ≈ 21.3%
  85. Fleet

    1. Arrow Worldwide Yellow / GAF10481
      ‎#eb3e00
      ΔE = 5.144 / LRV ≈ 21.1%
  86. Lotus

    1. Norfolk Yellow / B05
      ‎#dd4f00
      ΔE = 5.163 / LRV ≈ 21.0%
  87. Revell

    1. Revell 37130
      ‎#f23b1c
      ΔE = 5.237 / LRV ≈ 22.1%

محاكاة عمى اللون

Monochromacy

Dichromacy

رؤية ثلاثية الألوان

‎#d64f29 HTML / CSS أمثلة على الرمز

‎#d64f29 الصدارة

الطمع قل ما جمع

<p style="color: #d64f29">…</p>

‎#d64f29 الخلفية

أخوك من صدقك النصيحة

<p style="background-color: #d64f29">…</p>

‎#d64f29 ظل النص

الألم الذي لا نتعلم منه نستحقه مجددا.

<p style="text-shadow: 0.1em 0.1em 0.15em #d64f29">…</p>

الرسوم البيانية للون

تحويلات مساحة اللون

عشري
14044969
الثنائية
11010110, 01001111, 00101001
عشري
#d64f29
LRV
≈ 20.1%
أقرب لون ست عشري قصير
#d42 ΔE = 1.917
RGB
rgb(214, 79, 41)
RGBA
rgba(214, 79, 41, 1.0)
rg اللونية
r: 0.641, g: 0.237, b: 0.123
RYB
أحمر: 83.922%, أصفر: 35.175%, أزرق: 16.078%
Android / android.graphics.Color
-2732247 / 0xffd64f29
HSL
hsl(13, 68%, 50%)
HSLA
hsla(13, 68%, 50%, 1.0)
HSV / HSB
صبغة: 13° (13.179), تشبع: 81% (0.808), قيمة: 84% (0.839)
HSP
صبغة: 13.179, تشبع: 80.841%, السطوع المدركة: 51.949%
HSLuv (HUSL)
H: 18.910, S: 87.622, L: 51.897
Cubehelix
H: 5.810, S: 1.019, L: 0.452
TSL
T: 3.697, S: 0.432, L: 0.451
CMYK
سيان: 0% (0.000), ماجنتي: 63% (0.631), أصفر: 81% (0.808), أسود: 16% (0.161)
CMY
سيان: 16% (0.161), ماجنتي: 69% (0.690), أصفر: 84% (0.839)
XYZ
X: 30.931, Y: 20.053, Z: 4.339
xyY
x: 0.559, y: 0.362, Y: 20.053
CIELab
L: 51.897, a: 51.261, b: 48.749
CIELuv
L: 51.897, u: 108.657, v: 37.223
CIELCH / LCHab
L: 51.897, C: 70.740, H: 43.561
CIELUV / LCHuv
L: 51.897, C: 114.856, H: 18.910
Hunter-Lab
L: 44.780, a: 44.931, b: 25.601
CIECAM02
J: 44.367, C: 70.510, h: 37.302, Q: 131.232, M: 61.660, s: 68.546, H: 22.177
OSA-UCS
خفة: -9.788, أصفر: 6.272, أخضر: -9.082
LMS
L: 30.576, M: 12.303, S: 4.633
YCbCr
Y: 114.832, Cb: 91.338, Cr: 189.963
YCoCg
Y: 103.250, Cg: -24.250, Co: 96.750
YDbDr
Y: 115.033, Db: -111.404, Dr: -188.201
YPbPr
Y: 105.019, Pb: -34.525, Pr: 69.248
xvYCC
Y: 106.193, Cb: 97.672, Cr: 188.830
YIQ
Y: 115.033, I: 92.630, Q: 16.723
YUV
Y: 115.033, U: -36.430, V: 86.825
نظام الألوان مونسل
10R 5/16 ΔE = 3.636
لون العلامة التجارية
WordPress (orange) ΔE = 1.307

ألوان عشوائية

أحمر

أخضر

أزرق