Encycolorpedia

Devoe Paint Chinatown Orange / 50YR 18/650 / ‎#d3572f أكواد الألوان الست عشرية

#d3572f Paint Chipالكود اللوني الست عشري‎#d3572f هو ظل للأحمر برتقالي.‏ في نموذج RGB للألوان يتكون ‎#d3572f من‎82.75% أحمر، و‎34.12% أخضر، و‎18.43% أزرق. وفي الفضاء اللوني HSL يتكون ‎#d3572f من صبغة لون15 درجة، و ‎65% تشبع، و ‎51% إضاءة. وهذا اللون له طول موجي يبلغ تقريباً 598.3 نانومتر.

الاختلافات اللون

ألوان مسماة

الألوان

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

‎#d3572f انحدار خطي إلى التكميلي ‎#03baff

  1. ‎#d3572f
  2. ‎#cc6a51
  3. ‎#c27c73
  4. ‎#b28c95
  5. ‎#9b9cb7
  6. ‎#76abdb
  7. ‎#03baff

ألوان أحادية

  1. ‎#b63f19
  2. ‎#c04720
  3. ‎#c94f28
  4. ‎#d3572f
  5. ‎#dd5f36
  6. ‎#e6673e
  7. ‎#f07045

نغمات

  1. ‎#d3572f
  2. ‎#c8603d
  3. ‎#bd684b
  4. ‎#b06f59
  5. ‎#a37666
  6. ‎#937c74
  7. ‎#818181

الصبغات والظلال

‎#d3572f إلى الأبيض

  1. ‎#d3572f
  2. ‎#e07450
  3. ‎#eb9071
  4. ‎#f3ac93
  5. ‎#fac7b6
  6. ‎#fee3da
  7. ‎#ffffff / #fff

‎#d3572f إلى الأسو

  1. ‎#d3572f
  2. ‎#ad4929
  3. ‎#893c22
  4. ‎#662e1c
  5. ‎#452216
  6. ‎#26150d
  7. ‎#000000 / #000

الدهانات

دهانات مطابقة دقيقة

دهانات مماثلة

  1. Valspar Paint

    1. ★ Dark Mango
      ‎#d2582f
      ΔE = 0.325 / LRV ≈ 20.9%
    2. Sandy Peppers X61R133F
      ‎#c5562f
      ΔE = 2.872 / LRV ≈ 18.7%
  2. Tollens

    1. ★ T2067-6
      ‎#d45830
      ΔE = 0.350 / LRV ≈ 21.2%
    2. ★ UC015 Orange Tallinn
      ‎#d75a2a
      ΔE = 1.878 / LRV ≈ 21.9%
  3. Sherwin-Williams

    1. ★ Obstinate Orange - 6884
      ‎#d7552a
      ΔE = 0.976 / LRV ≈ 21.1%
    2. Daredevil - 6882
      ‎#d34c2a
      ΔE = 2.576 / LRV ≈ 19.2%
  4. Dulux

    1. ★ Flame Frenzy 3
      ‎#cf562b
      ΔE = 1.124 / LRV ≈ 20.1%
    2. 70YR 19/557
      ‎#c16130
      ΔE = 4.466 / LRV ≈ 20.1%
  5. Benjamin Moore

    1. ★ Racing Orange / 2169-10
      ‎#cd5b33
      ΔE = 1.286 / LRV ≈ 20.7%
    2. Prairie Lily / CC-98
      ‎#be6549
      ΔE = 5.120 / LRV ≈ 20.7%
  6. General Paint

    1. ★ Smoked Pumpkin / CL 1537N
      ‎#cd5b37
      ΔE = 1.515 / LRV ≈ 20.7%
    2. Cognac / CL 1547N
      ‎#bb6144
      ΔE = 5.043 / LRV ≈ 19.5%
  7. Pantone / PMS

    1. ★ 17-1452 TCX / Koi
      ‎#d15837
      ΔE = 1.533 / LRV ≈ 20.8%
    2. 10153 C
      ‎#c9522a
      ΔE = 2.616 / LRV ≈ 18.6%
  8. ICI Paints

    1. ★ Fireworks 55YR 24/666
      ‎#d75c32
      ΔE = 1.618 / LRV ≈ 22.3%
    2. Chinatown Orange 50YR 18/650
      ‎#ce4e2d
      ΔE = 2.777 / LRV ≈ 18.8%
  9. Pratt & Lambert

    1. ★ Poppy Petal 7-14
      ‎#d35c39
      ΔE = 1.655 / LRV ≈ 21.8%
    2. Paprikash 7-15
      ‎#c7573b
      ΔE = 3.423 / LRV ≈ 19.3%
  10. Krylon

    1. ★ Pumpkin Orange
      ‎#ca5831
      ΔE = 1.735 / LRV ≈ 19.8%
    2. Pumpkin Orange
      ‎#e26238
      ΔE = 4.461 / LRV ≈ 25.2%
  11. Ford

    1. ★ Orange
      ‎#dc562c
      ΔE = 1.765 / LRV ≈ 22.1%
    2. Light Palomino
      ‎#db6235
      ΔE = 3.493 / LRV ≈ 24.1%
  12. Dutch Boy

    1. ★ Big Top
      ‎#d75636
      ΔE = 1.854 / LRV ≈ 21.4%
    2. Sizzle
      ‎#e35e26
      ΔE = 4.741 / LRV ≈ 24.5%
  13. Dunn-Edwards

    1. ★ Campfire / 1540
      ‎#ce5f38
      ΔE = 1.902 / LRV ≈ 21.6%
    2. ★ Untamed Orange / 1864
      ‎#de5730
      ΔE = 2.212 / LRV ≈ 22.6%
  14. Beckers

    1. ★ Salsa 665 / S 2060-Y70R
      ‎#cc5d31
      ΔE = 1.916 / LRV ≈ 20.9%
    2. Amaryllis 667 / 4249-Y83R
      ‎#c8614b
      ΔE = 4.974 / LRV ≈ 21.3%
  15. Behr

    1. ★ Primary Orange PR-3
      ‎#db5a2e
      ΔE = 2.015 / LRV ≈ 22.6%
    2. Happy Birthday EBC-20
      ‎#bc5935
      ΔE = 4.460 / LRV ≈ 18.1%
  16. Dulux Australia

    1. ★ Bright Delight / A97
      ‎#cd5526
      ΔE = 2.046 / LRV ≈ 19.6%
  17. TRUMATCH

    1. ★ 6-c3
      ‎#ce593a
      ΔE = 2.142 / LRV ≈ 20.6%
    2. 6-c4
      ‎#c35436
      ΔE = 3.937 / LRV ≈ 18.2%
  18. Crayola

    1. Bittersweet Shimmer
      ‎#cc5a3b
      ΔE = 2.336 / LRV ≈ 20.5%
  19. Federal Standard

    1. Federal Standard 21400
      ‎#d74d2c
      ΔE = 2.350 / LRV ≈ 19.9%
    2. Federal Standard 11302
      ‎#cd4f3a
      ΔE = 4.590 / LRV ≈ 18.9%
  20. Toyo Ink

    1. CF10122
      ‎#db4d22
      ΔE = 2.366 / LRV ≈ 20.5%
    2. CF10140
      ‎#c45325
      ΔE = 3.723 / LRV ≈ 18.1%
  21. Disney

    1. 1B-70 Light Speed Orange
      ‎#db4f2f
      ΔE = 2.396 / LRV ≈ 20.9%
    2. 1C-70-4 Tiggerific
      ‎#e25c30
      ΔE = 3.534 / LRV ≈ 24.0%
  22. Sikkens

    1. C6.49.48
      ‎#d35235
      ΔE = 2.450 / LRV ≈ 20.1%
    2. C6.45.48 (RAL 2012)
      ‎#d4634a
      ΔE = 4.712 / LRV ≈ 23.4%
  23. Bristol

    1. Burnt Sienna / P047-W7
      ‎#ce623b
      ΔE = 2.581 / LRV ≈ 22.2%
    2. Orangutan / P044-W7
      ‎#c6683d
      ΔE = 4.493 / LRV ≈ 22.2%
  24. Taubmans

    1. Burnt Sienna / T12 21.H4
      ‎#ce623b
      ΔE = 2.581 / LRV ≈ 22.2%
    2. Candy Corn / T10 19C-1
      ‎#df5b44
      ΔE = 4.864 / LRV ≈ 23.6%
  25. Coronado Paint

    1. AC113 - L Orange
      ‎#dc5d35
      ΔE = 2.587 / LRV ≈ 23.3%
    2. AC115 - Montana Dust
      ‎#dd4e33
      ΔE = 3.296 / LRV ≈ 21.1%
  26. Vallejo

    1. Vallejo 70.910 #27
      ‎#ca5536
      ΔE = 2.653 / LRV ≈ 19.3%
    2. Vallejo 70.934 #186
      ‎#cb4d35
      ΔE = 4.404 / LRV ≈ 18.3%
  27. Duron

    1. Jalapeño
      ‎#cd5437
      ΔE = 2.710 / LRV ≈ 19.6%
    2. Raucous Orange
      ‎#e25623
      ΔE = 3.469 / LRV ≈ 23.0%
  28. Natural Color System / NCS

    1. S 3040-Y60R
      ‎#c9603e
      ΔE = 2.763 / LRV ≈ 21.1%
    2. S 2060-Y70R
      ‎#dc4d31
      ΔE = 3.131 / LRV ≈ 20.7%
  29. British Standard

    1. BS 4800 06 D 44 - Orange
      ‎#c65e3b
      ΔE = 2.779 / LRV ≈ 20.3%
    2. BS381 592 - International orange
      ‎#c95138
      ΔE = 4.083 / LRV ≈ 18.6%
  30. Clark+Kensington

    1. Amaryllis / 10C-7
      ‎#ce5e40
      ΔE = 2.804 / LRV ≈ 21.5%
    2. Heat Wave / 11B-7
      ‎#c16033
      ΔE = 3.965 / LRV ≈ 19.9%
  31. RAL

    1. RAL 2010 / Signal Orange
      ‎#d05d28
      ΔE = 2.879 / LRV ≈ 21.4%
    2. RAL 2009 / Traffic Orange
      ‎#de5307
      ΔE = 5.228 / LRV ≈ 21.7%
  32. California Paints

    1. Orange Revival
      ‎#c55a39
      ΔE = 2.948 / LRV ≈ 19.5%
    2. DEA 111 - Burning Tomato
      ‎#eb5030
      ΔE = 4.719 / LRV ≈ 23.6%
  33. Caparol

    1. 56 34 33 / Pompejanisch Rot 30
      ‎#d05c40
      ΔE = 2.953 / LRV ≈ 21.4%
    2. 54 42 37 / Magma 130
      ‎#e05c2c
      ΔE = 3.375 / LRV ≈ 23.7%
  34. Brillux

    1. 24.24.21
      ‎#d14b2a
      ΔE = 2.986 / LRV ≈ 18.8%
  35. Earthpaint

    1. 1-4-7 Spitfire
      ‎#d04f33
      ΔE = 3.065 / LRV ≈ 19.2%
    2. 1-6-7 Sweet Potato
      ‎#e4622d
      ΔE = 5.207 / LRV ≈ 25.4%
  36. Evonik-Degussa

    1. 264A Orange Soverign
      ‎#d8543a
      ΔE = 3.110 / LRV ≈ 21.2%
    2. 214A Tigerstripe
      ‎#ca683c
      ΔE = 4.286 / LRV ≈ 22.8%
  37. Opaltone / OMS

    1. 4094
      ‎#c85223
      ΔE = 3.211 / LRV ≈ 18.4%
    2. 4046
      ‎#e05a24
      ΔE = 3.699 / LRV ≈ 23.3%
  38. Wattyl

    1. Uluru / C25W
      ‎#d6633f
      ΔE = 3.297 / LRV ≈ 23.6%
    2. Eternal Flame / C24W
      ‎#de5d3f
      ΔE = 3.805 / LRV ≈ 23.7%
  39. New Look

    1. Carrot Juice / F24-05
      ‎#d6633f
      ΔE = 3.297 / LRV ≈ 23.6%
  40. Chrysler

    1. Orange
      ‎#dc5a23
      ΔE = 3.317 / LRV ≈ 22.7%
    2. Bright Mango
      ‎#d2461d
      ΔE = 3.785 / LRV ≈ 18.2%
  41. Albany Paint

    1. Ryedale
      ‎#e35734
      ΔE = 3.382 / LRV ≈ 23.4%
  42. Nippon Paint

    1. Carrothead / NP AC 2065 A
      ‎#c55434
      ΔE = 3.399 / LRV ≈ 18.5%
    2. Setting Sun / NP AC 2066 A
      ‎#c75437
      ΔE = 3.446 / LRV ≈ 18.8%
  43. Australian Standard AS2700

    1. X14 Mandarin
      ‎#e45426
      ΔE = 3.408 / LRV ≈ 23.0%
    2. R11 International Orange
      ‎#ce492a
      ΔE = 3.790 / LRV ≈ 18.1%
  44. Nerolac

    1. Rapunzel - 2098
      ‎#c4623e
      ΔE = 3.453 / LRV ≈ 20.8%
  45. Sico

    1. 6065-84 Chinoiserie
      ‎#cb6541
      ΔE = 3.461 / LRV ≈ 22.4%
    2. 6065-74 Beijing Bloom
      ‎#d46943
      ΔE = 4.524 / LRV ≈ 24.5%
  46. Crown Diamond

    1. 7235-84 Chinoiserie
      ‎#cb6541
      ΔE = 3.461 / LRV ≈ 22.4%
    2. 7235-74 Beijing Bloom
      ‎#d46943
      ΔE = 4.524 / LRV ≈ 24.5%
  47. Porter Paints

    1. Tabasco / 228-7
      ‎#c35b3c
      ΔE = 3.476 / LRV ≈ 19.4%
    2. Sepia / 227-7
      ‎#c26442
      ΔE = 4.064 / LRV ≈ 21.0%
  48. Games Workshop - Citadel

    1. Astorath Red
      ‎#dd482b
      ΔE = 3.504 / LRV ≈ 20.2%
  49. Dupont

    1. CAS125
      ‎#d0491c
      ΔE = 3.540 / LRV ≈ 18.3%
  50. Setra Evo

    1. Antik Clementinorange / EVO 1571
      ‎#d35216
      ΔE = 3.570 / LRV ≈ 19.9%
    2. Alt Aprikosengelb / EVO 1361
      ‎#d54800
      ΔE = 5.228 / LRV ≈ 18.8%
  51. Vista Paint

    1. Montana Dust
      ‎#e64e2b
      ΔE = 3.709 / LRV ≈ 22.5%
    2. L'Orange
      ‎#e3622f
      ΔE = 4.926 / LRV ≈ 25.3%
  52. GM / General Motors

    1. Tangier Orange
      ‎#e44823
      ΔE = 3.757 / LRV ≈ 21.3%
    2. Gypsy Red
      ‎#eb4a24
      ΔE = 4.646 / LRV ≈ 22.7%
  53. Lloyd

    1. Caramell / 34
      ‎#e25c2b
      ΔE = 3.778 / LRV ≈ 24.0%
  54. Cloverdale Paint

    1. Montana Dust / AC115
      ‎#df583d
      ΔE = 3.812 / LRV ≈ 23.0%
    2. L Orange / AC113
      ‎#dd673f
      ΔE = 4.809 / LRV ≈ 25.4%
  55. Asian Paints

    1. Sahara Sunset / X115
      ‎#e25439
      ΔE = 3.914 / LRV ≈ 22.8%
    2. Orange Tango / X113
      ‎#e2663c
      ΔE = 5.239 / LRV ≈ 26.0%
  56. Flügger

    1. Wegner Orange (IN-801)
      ‎#c35436
      ΔE = 3.937 / LRV ≈ 18.2%
  57. Olympic

    1. Delta Clay A25-6
      ‎#bf5b3a
      ΔE = 3.952 / LRV ≈ 18.9%
  58. Peintures MF

    1. CONNECTICUT
      ‎#d36741
      ΔE = 3.959 / LRV ≈ 23.9%
  59. Devoe Paint

    1. Skyrocket Red / 30YR 20/595
      ‎#d1553f
      ΔE = 3.978 / LRV ≈ 20.4%
    2. Orange Mineral / 60YR 19/557
      ‎#bf6032
      ΔE = 4.396 / LRV ≈ 19.7%
  60. Alcro

    1. PiriPiri
      ‎#d54e38
      ΔE = 4.015 / LRV ≈ 19.9%
    2. Glod
      ‎#e75012
      ΔE = 5.049 / LRV ≈ 22.8%
  61. Jotun

    1. 2362 / Tango
      ‎#d05741
      ΔE = 4.043 / LRV ≈ 20.6%
  62. PPG Pittsburgh Paints

    1. Sepia 227-7
      ‎#c26442
      ΔE = 4.064 / LRV ≈ 21.0%
    2. Pumpkin Bar 226-7
      ‎#b9613b
      ΔE = 5.073 / LRV ≈ 19.2%
  63. Brighto Paints

    1. 1-3-7 Signorina
      ‎#d04d36
      ΔE = 4.120 / LRV ≈ 19.0%
  64. Resene

    1. Joie De Vivre O64-113-044
      ‎#cf6548
      ΔE = 4.188 / LRV ≈ 23.0%
    2. Mischief O64-109-047
      ‎#cb6946
      ΔE = 4.445 / LRV ≈ 23.2%
  65. Sto

    1. 32400
      ‎#da5942
      ΔE = 4.192 / LRV ≈ 22.4%
  66. Plascon

    1. Ancient Earth O2-C1-2
      ‎#c86430
      ΔE = 4.365 / LRV ≈ 21.6%
    2. Lobster Bisque R6-B1-2
      ‎#e8583c
      ΔE = 5.015 / LRV ≈ 24.5%
  67. Laura Ashley

    1. 46-17 Carrot
      ‎#c05e2d
      ΔE = 4.391 / LRV ≈ 19.4%
  68. Levis

    1. Clear Orange B80
      ‎#e16233
      ΔE = 4.410 / LRV ≈ 25.0%
    2. Pompoenoranje
      ‎#bb5a3d
      ΔE = 4.985 / LRV ≈ 18.2%
  69. Farrow & Ball

    1. Charlotte's Locks / 268
      ‎#dd5f24
      ΔE = 4.465 / LRV ≈ 23.7%
  70. Ralph Lauren

    1. Bold Orange / RLIB229
      ‎#bd5634
      ΔE = 4.531 / LRV ≈ 17.7%
  71. Kelly-Moore

    1. Montana Dust / AC212-5
      ‎#e45f3d
      ΔE = 4.611 / LRV ≈ 25.0%
    2. Safety Orange / KM-005
      ‎#de6146
      ΔE = 4.898 / LRV ≈ 24.5%
  72. CIL

    1. Bonnie Belle
      ‎#d36a43
      ΔE = 4.705 / LRV ≈ 24.6%
    2. Fireworks
      ‎#d96733
      ΔE = 4.860 / LRV ≈ 24.7%
  73. Sigma

    1. Sienna Brown / 2309 B
      ‎#bb5832
      ΔE = 4.709 / LRV ≈ 17.8%
    2. Orange Terra / 2308 B
      ‎#d06833
      ΔE = 4.907 / LRV ≈ 23.6%
  74. Johnstone's Paint

    1. Fiery Sunset
      ‎#d46834
      ΔE = 4.840 / LRV ≈ 24.1%
  75. Lascaux

    1. Cadmium­ orange deep / 124
      ‎#e54127
      ΔE = 4.860 / LRV ≈ 20.6%
    2. Pyrrole orange / 123
      ‎#ed4b24
      ΔE = 4.958 / LRV ≈ 23.2%
  76. Berger

    1. L 'Orange / AC113
      ‎#e3622f
      ΔE = 4.926 / LRV ≈ 25.3%
    2. Campfire Blaze / 8045
      ‎#e64e3a
      ΔE = 5.248 / LRV ≈ 22.6%
  77. Scib Paints

    1. L 'Orange / AC113
      ‎#e3622f
      ΔE = 4.926 / LRV ≈ 25.3%
    2. Campfire Blaze / 8045
      ‎#e64e3a
      ΔE = 5.248 / LRV ≈ 22.6%
  78. Humbrol

    1. 132 Red
      ‎#d35644
      ΔE = 4.947 / LRV ≈ 20.9%
  79. Teknos

    1. GBI163
      ‎#c96a4b
      ΔE = 4.995 / LRV ≈ 23.2%
  80. Focoltone

    1. 3361
      ‎#e95037
      ΔE = 5.001 / LRV ≈ 23.3%
    2. 6050
      ‎#ea5b38
      ΔE = 5.093 / LRV ≈ 25.3%
  81. Graham & Brown

    1. Great Fire
      ‎#c35d47
      ΔE = 5.015 / LRV ≈ 19.9%
  82. Model Master

    1. Model Master 2003
      ‎#ca644d
      ΔE = 5.080 / LRV ≈ 22.2%
  83. Glidden

    1. Skyrocket Red / 30YR 20/595
      ‎#d75443
      ΔE = 5.138 / LRV ≈ 21.2%
    2. Vibrant Day Lily
      ‎#dc3b19
      ΔE = 5.170 / LRV ≈ 18.4%
  84. Dacia

    1. Yellow / 40007
      ‎#d94600
      ΔE = 5.180 / LRV ≈ 19.1%

محاكاة عمى اللون

Monochromacy

Dichromacy

رؤية ثلاثية الألوان

‎#d3572f HTML / CSS أمثلة على الرمز

‎#d3572f الصدارة

إن صبرتم أجرتم وأمر الله نافذ وإن ما صبرتم كفرتم وأمر الله نافذ.

<p style="color: #d3572f">…</p>

‎#d3572f الخلفية

من فات قديمه تاه.

<p style="background-color: #d3572f">…</p>

‎#d3572f ظل النص

أخاك أخاك إن مَنْ لا أخا له كَساعٍ إلى الهيجا بغير سلاح

<p style="text-shadow: 0.1em 0.1em 0.15em #d3572f">…</p>

الرسوم البيانية للون

تحويلات مساحة اللون

عشري
13850415
الثنائية
11010011, 01010111, 00101111
عشري
#d3572f
LRV
≈ 20.9%
أقرب لون ست عشري قصير
#c53 ΔE = 1.986
RGB
rgb(211, 87, 47)
RGBA
rgba(211, 87, 47, 1.0)
rg اللونية
r: 0.612, g: 0.252, b: 0.136
RYB
أحمر: 82.745%, أصفر: 39.178%, أزرق: 18.431%
Android / android.graphics.Color
-2926801 / 0xffd3572f
HSL
hsl(15, 65%, 51%)
HSLA
hsla(15, 65%, 51%, 1.0)
HSV / HSB
صبغة: 15° (14.634), تشبع: 78% (0.777), قيمة: 83% (0.827)
HSP
صبغة: 14.634, تشبع: 77.725%, السطوع المدركة: 52.623%
HSLuv (HUSL)
H: 20.664, S: 84.775, L: 52.812
Cubehelix
H: 7.504, S: 0.954, L: 0.470
TSL
T: 3.663, S: 0.389, L: 0.469
CMYK
سيان: 0% (0.000), ماجنتي: 59% (0.588), أصفر: 78% (0.777), أسود: 17% (0.173)
CMY
سيان: 17% (0.173), ماجنتي: 66% (0.659), أصفر: 82% (0.816)
XYZ
X: 30.789, Y: 20.875, Z: 5.097
xyY
x: 0.542, y: 0.368, Y: 20.875
CIELab
L: 52.812, a: 46.785, b: 46.563
CIELuv
L: 52.812, u: 99.563, v: 37.551
CIELCH / LCHab
L: 52.812, C: 66.007, H: 44.863
CIELUV / LCHuv
L: 52.812, C: 106.409, H: 20.664
Hunter-Lab
L: 45.689, a: 40.331, b: 25.368
CIECAM02
J: 45.101, C: 64.738, h: 38.817, Q: 132.314, M: 56.612, s: 65.411, H: 24.202
OSA-UCS
خفة: -9.811, أصفر: 6.091, أخضر: -8.182
LMS
L: 30.702, M: 13.803, S: 5.388
YCbCr
Y: 118.681, Cb: 92.088, Cr: 185.276
YCoCg
Y: 108.000, Cg: -21.000, Co: 93.750
YDbDr
Y: 119.516, Db: -109.120, Dr: -173.972
YPbPr
Y: 110.532, Pb: -34.260, Pr: 63.840
xvYCC
Y: 110.927, Cb: 97.905, Cr: 184.079
YIQ
Y: 119.516, I: 86.719, Q: 13.775
YUV
Y: 119.516, U: -35.683, V: 80.260
نظام الألوان مونسل
10R 5/16 ΔE = 4.548
لون العلامة التجارية
WordPress (orange) ΔE = 2.101

ألوان عشوائية

أحمر

أخضر

أزرق