Encycolorpedia

‎#8e6257 أكواد الألوان الست عشرية

#8e6257 Paint Chipالكود اللوني الست عشري‎#8e6257 هو ظل للأحمر برتقالي.‏ في نموذج RGB للألوان يتكون ‎#8e6257 من‎55.69% أحمر، و‎38.43% أخضر، و‎34.12% أزرق. وفي الفضاء اللوني HSL يتكون ‎#8e6257 من صبغة لون12 درجة، و ‎24% تشبع، و ‎45% إضاءة. وهذا اللون له طول موجي يبلغ تقريباً 594.68 نانومتر.

الاختلافات اللون

ألوان مسماة

الألوان

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

‎#8e6257 انحدار خطي إلى التكميلي ‎#4292a3

  1. ‎#8e6257
  2. ‎#886a63
  3. ‎#807370
  4. ‎#767b7c
  5. ‎#6a8389
  6. ‎#5a8a96
  7. ‎#4292a3

ألوان أحادية

  1. ‎#794f44
  2. ‎#80554a
  3. ‎#875b51
  4. ‎#8e6257
  5. ‎#95695d
  6. ‎#9c6f64
  7. ‎#a4766b

نغمات

  1. ‎#8e6257
  2. ‎#8a655c
  3. ‎#866860
  4. ‎#826b65
  5. ‎#7d6e6a
  6. ‎#78706e
  7. ‎#737373

الصبغات والظلال

‎#8e6257 إلى الأبيض

  1. ‎#8e6257
  2. ‎#a17a71
  3. ‎#b4948b
  4. ‎#c7aea7
  5. ‎#dac8c4
  6. ‎#ece3e1
  7. ‎#ffffff / #fff

‎#8e6257 إلى الأسو

  1. ‎#8e6257
  2. ‎#755149
  3. ‎#5d413b
  4. ‎#46322d
  5. ‎#302320
  6. ‎#1c1514
  7. ‎#000000 / #000

الدهانات

دهانات مماثلة

  1. Taubmans

    1. ★ Burra Brown / T128-8
      ‎#8c6154
      ΔE = 1.050 / LRV ≈ 14.8%
    2. Brick Pit / T10 18L-1
      ‎#856353
      ΔE = 3.607 / LRV ≈ 14.5%
  2. Duron

    1. ★ Hot Cocoa
      ‎#8a6258
      ΔE = 1.132 / LRV ≈ 14.8%
    2. Grounded
      ‎#85604d
      ΔE = 4.305 / LRV ≈ 13.9%
  3. Nippon Paint

    1. ★ Roxbury Brown / NP N 1891 D
      ‎#8c645a
      ΔE = 1.134 / LRV ≈ 15.4%
  4. Ford

    1. ★ Tahitian Rose
      ‎#8d6457
      ΔE = 1.242 / LRV ≈ 15.5%
    2. Copper
      ‎#825f5a
      ΔE = 3.854 / LRV ≈ 13.7%
  5. Behr

    1. ★ Cedar Grove ECC-26-1
      ‎#8a6054
      ΔE = 1.243 / LRV ≈ 14.4%
    2. Rio Rust S190-6
      ‎#926857
      ΔE = 3.222 / LRV ≈ 16.7%
  6. Levis

    1. ★ Rugby
      ‎#93645b
      ΔE = 1.639 / LRV ≈ 16.1%
    2. ★ Lawine
      ‎#88625a
      ΔE = 1.973 / LRV ≈ 14.7%
  7. ICI Paints

    1. ★ Brick Road 30YR 18/212
      ‎#8c5e55
      ΔE = 1.644 / LRV ≈ 14.2%
    2. ★ 3267 Soft Copper 50YR 18/223
      ‎#916555
      ΔE = 2.285 / LRV ≈ 16.0%
  8. Benjamin Moore

    1. ★ Walnut / CW-240
      ‎#916659
      ΔE = 1.670 / LRV ≈ 16.2%
    2. Amaretto / CSP-325
      ‎#916352
      ΔE = 2.486 / LRV ≈ 15.6%
  9. California Paints

    1. ★ Liberty
      ‎#946457
      ΔE = 1.714 / LRV ≈ 16.1%
    2. DE 6027 - Antique Garnet
      ‎#8e5e5e
      ΔE = 4.855 / LRV ≈ 14.6%
  10. Olympic

    1. ★ Canyon Stone C33-5
      ‎#8f615a
      ΔE = 1.769 / LRV ≈ 15.1%
    2. ★ Root Beer C25-5
      ‎#896356
      ΔE = 1.835 / LRV ≈ 14.9%
  11. Sico

    1. ★ 6083-63 Rose Corset
      ‎#8d655d
      ΔE = 1.785 / LRV ≈ 15.8%
    2. 6188-73 Vanilla Extract
      ‎#845b4c
      ΔE = 3.754 / LRV ≈ 12.9%
  12. Glidden

    1. ★ Boothill Brown / 30YR 14/232
      ‎#905e54
      ΔE = 1.813 / LRV ≈ 14.6%
    2. ★ Raspberry Truffle / PPG1060-6
      ‎#8a5d55
      ΔE = 2.207 / LRV ≈ 13.9%
  13. Cloverdale Paint

    1. ★ Southwest Spirit / 8638
      ‎#956458
      ΔE = 1.837 / LRV ≈ 16.2%
    2. Old Brick / 8613
      ‎#8f5b4a
      ΔE = 3.771 / LRV ≈ 13.8%
  14. Kansai Paint

    1. ★ Southern Alps
      ‎#8c645d
      ΔE = 1.981 / LRV ≈ 15.5%
    2. Roof Tile
      ‎#9d6055
      ΔE = 4.372 / LRV ≈ 16.2%
  15. Earthpaint

    1. ★ 5-2-6 Cognac Cream
      ‎#8b655d
      ΔE = 2.002 / LRV ≈ 15.6%
    2. ★ 4-4-6 Field Oak
      ‎#935f52
      ΔE = 2.193 / LRV ≈ 15.0%
  16. General Paint

    1. ★ Tonga / CL 2596A
      ‎#8c6659
      ΔE = 2.020 / LRV ≈ 15.8%
    2. Sonata Bronze / CL 2586A
      ‎#7f5d55
      ΔE = 4.032 / LRV ≈ 13.0%
  17. PPG Pittsburgh Paints

    1. ★ Root Beer 427-6
      ‎#8e6556
      ΔE = 2.021 / LRV ≈ 15.7%
    2. Suede Leather / PPG1072-6
      ‎#896757
      ΔE = 3.603 / LRV ≈ 15.7%
  18. Crown Diamond

    1. ★ 7210-63 Heritage
      ‎#8e655e
      ΔE = 2.072 / LRV ≈ 15.9%
    2. 7244-73 Peruvian Earth
      ‎#996151
      ΔE = 3.680 / LRV ≈ 15.9%
  19. Pantone / PMS

    1. ★ 18-1235 TCX
      ‎#8f5f50
      ΔE = 2.082 / LRV ≈ 14.6%
    2. 18-1229 TCX
      ‎#855c4c
      ΔE = 3.658 / LRV ≈ 13.2%
  20. Brillux

    1. ★ 21.09.22
      ‎#896559
      ΔE = 2.142 / LRV ≈ 15.3%
    2. 18.09.24
      ‎#865f4c
      ΔE = 4.133 / LRV ≈ 13.8%
  21. Devoe Paint

    1. ★ Rosemont Hall / 30YR 16/162
      ‎#8c675c
      ΔE = 2.167 / LRV ≈ 16.0%
    2. Goodwin Court / 10YR 17/184
      ‎#936961
      ΔE = 2.970 / LRV ≈ 17.2%
  22. Colortrend

    1. ★ Ginger
      ‎#96665a
      ΔE = 2.245 / LRV ≈ 16.7%
    2. Burnt Umber
      ‎#7d5c4e
      ΔE = 4.898 / LRV ≈ 12.6%
  23. Asian Paints

    1. ★ Inner Bark / 8638
      ‎#956055
      ΔE = 2.262 / LRV ≈ 15.4%
    2. Java Beans / 8646
      ‎#83685c
      ΔE = 4.495 / LRV ≈ 15.5%
  24. Rodda Paint

    1. ★ Liberty H135
      ‎#875d52
      ΔE = 2.268 / LRV ≈ 13.6%
    2. Burnt Umber H136
      ‎#7d5c4e
      ΔE = 4.898 / LRV ≈ 12.6%
  25. Federal Standard

    1. Federal Standard 30166
      ‎#8f5c51
      ΔE = 2.399 / LRV ≈ 14.1%
    2. Federal Standard 30109
      ‎#905a4c
      ΔE = 3.556 / LRV ≈ 13.8%
  26. Bristol

    1. Burgundy Cream / P250-N6
      ‎#92665f
      ΔE = 2.404 / LRV ≈ 16.4%
    2. Gatepost / P254-N6
      ‎#905a48
      ΔE = 4.419 / LRV ≈ 13.7%
  27. CIL

    1. Cordovan
      ‎#8e6150
      ΔE = 2.481 / LRV ≈ 14.9%
    2. Rosemont Hall
      ‎#8a685f
      ΔE = 2.924 / LRV ≈ 16.1%
  28. Dulux

    1. 50YR 15/243
      ‎#8f6150
      ΔE = 2.483 / LRV ≈ 15.0%
    2. 30YR 18/212
      ‎#95685e
      ΔE = 2.561 / LRV ≈ 17.1%
  29. Dulux Australia

    1. How Now / A116
      ‎#885f50
      ΔE = 2.495 / LRV ≈ 14.0%
    2. Porcini Dust / D14
      ‎#9b6c64
      ΔE = 4.599 / LRV ≈ 18.6%
  30. Porter Paints

    1. Canyon Stone / 431-6
      ‎#95625b
      ΔE = 2.574 / LRV ≈ 15.9%
    2. Clay Ridge / 534-6
      ‎#976a66
      ΔE = 4.592 / LRV ≈ 17.8%
  31. KILZ

    1. Brown Chipotle / C511
      ‎#88665b
      ΔE = 2.592 / LRV ≈ 15.5%
    2. Legendary / C501
      ‎#7f5e58
      ΔE = 4.253 / LRV ≈ 13.2%
  32. Nerolac

    1. Brownies - 2825
      ‎#986458
      ΔE = 2.597 / LRV ≈ 16.5%
    2. Creole - 2167
      ‎#9f645f
      ΔE = 5.104 / LRV ≈ 17.3%
  33. Kelly-Moore

    1. Southwest Spirit / KM4103-3
      ‎#986357
      ΔE = 2.641 / LRV ≈ 16.3%
    2. Mocha Java / KM4111-3
      ‎#86675c
      ΔE = 3.366 / LRV ≈ 15.5%
  34. TRUMATCH

    1. 50-d5
      ‎#8b6453
      ΔE = 2.892 / LRV ≈ 15.2%
    2. 50-d4
      ‎#946b58
      ΔE = 4.536 / LRV ≈ 17.5%
  35. Mylands of London

    1. Leather
      ‎#846052
      ΔE = 3.060 / LRV ≈ 13.9%
  36. Peintures MF

    1. Capshaw
      ‎#956a5e
      ΔE = 3.070 / LRV ≈ 17.5%
    2. Brun coquillier
      ‎#986f60
      ΔE = 5.056 / LRV ≈ 18.9%
  37. Sigma

    1. Sienna Brown / S 5030-Y70R
      ‎#8d5f4d
      ΔE = 3.090 / LRV ≈ 14.4%
    2. Warm Red / S 4040-Y90R
      ‎#975d54
      ΔE = 3.592 / LRV ≈ 15.0%
  38. RAL

    1. RAL 040 50 20
      ‎#956a60
      ΔE = 3.127 / LRV ≈ 17.5%
    2. RAL 030 50 20
      ‎#976a66
      ΔE = 4.592 / LRV ≈ 17.8%
  39. Caparol

    1. 54 14 29 / Grenadin 45
      ‎#90605c
      ΔE = 3.128 / LRV ≈ 15.1%
    2. 1720
      ‎#88584c
      ΔE = 3.753 / LRV ≈ 12.7%
  40. Evonik-Degussa

    1. 814
      ‎#875b4d
      ΔE = 3.148 / LRV ≈ 13.2%
    2. 4083D Polished Leather
      ‎#95604a
      ΔE = 4.839 / LRV ≈ 15.3%
  41. Homebase

    1. Delicious
      ‎#966a5f
      ΔE = 3.164 / LRV ≈ 17.6%
    2. Delicious
      ‎#9a6651
      ΔE = 4.842 / LRV ≈ 17.0%
  42. Resene

    1. Spicy Mix BR55-047-046
      ‎#8b5f4d
      ΔE = 3.175 / LRV ≈ 14.2%
    2. Sienna BR58-052-040
      ‎#9e6759
      ΔE = 4.264 / LRV ≈ 17.7%
  43. Valspar Paint

    1. Redstone Western Red
      ‎#8b594e
      ΔE = 3.304 / LRV ≈ 13.2%
    2. Potter's Rock
      ‎#89634e
      ΔE = 4.527 / LRV ≈ 14.8%
  44. Dunn-Edwards

    1. Badlands Sunset / 749
      ‎#936a5b
      ΔE = 3.312 / LRV ≈ 17.3%
    2. Prairie Dog / 752
      ‎#937067
      ΔE = 5.209 / LRV ≈ 18.8%
  45. Sherwin-Williams

    1. Tanbark - 6061
      ‎#896656
      ΔE = 3.333 / LRV ≈ 15.5%
    2. Quartersawn Oak - 2836
      ‎#85695b
      ΔE = 4.636 / LRV ≈ 15.8%
  46. Plascon

    1. Ruffles R7-D1-3
      ‎#945c54
      ΔE = 3.362 / LRV ≈ 14.6%
    2. Mocha Chunk O1-D1-3
      ‎#9c6454
      ΔE = 4.070 / LRV ≈ 16.8%
  47. Toyo Ink

    1. CF10823
      ‎#896351
      ΔE = 3.432 / LRV ≈ 14.8%
  48. Sto

    1. 32341
      ‎#8d5f4c
      ΔE = 3.460 / LRV ≈ 14.4%
    2. 32330
      ‎#8e6956
      ΔE = 4.311 / LRV ≈ 16.5%
  49. Coronado Paint

    1. 8638 - Southwest Spirit
      ‎#8e594d
      ΔE = 3.501 / LRV ≈ 13.4%
    2. 8639 - Point Sienna
      ‎#9e685c
      ΔE = 4.229 / LRV ≈ 17.9%
  50. British Standard

    1. BS 2660 BS 2-032 - Cocoa
      ‎#986756
      ΔE = 3.528 / LRV ≈ 17.0%
    2. BS 2660 BS 2-029 - Copra
      ‎#84685a
      ΔE = 4.564 / LRV ≈ 15.5%
  51. Dutch Boy

    1. Tender Rose
      ‎#9a675f
      ΔE = 3.546 / LRV ≈ 17.4%
    2. Red Kidney Bean
      ‎#9e6453
      ΔE = 4.723 / LRV ≈ 17.0%
  52. Chrysler

    1. Samoa Beige
      ‎#8f6653
      ΔE = 3.555 / LRV ≈ 16.0%
    2. Powdered Bronze
      ‎#876a5b
      ΔE = 4.717 / LRV ≈ 16.2%
  53. New Look

    1. Mocha Obsession / G32-04
      ‎#825b52
      ΔE = 3.591 / LRV ≈ 12.8%
  54. GM / General Motors

    1. Topaz
      ‎#88615e
      ΔE = 3.691 / LRV ≈ 14.6%
    2. Samoan Bronze
      ‎#825949
      ΔE = 4.670 / LRV ≈ 12.4%
  55. Caran d'Ache

    1. 866 Burnt Sienna 50%
      ‎#8a5a55
      ΔE = 3.737 / LRV ≈ 13.4%
  56. Natural Color System / NCS

    1. S 5010-Y90R
      ‎#805e57
      ΔE = 3.869 / LRV ≈ 13.3%
    2. S 4020-Y90R
      ‎#a0635b
      ΔE = 4.941 / LRV ≈ 17.2%
  57. Flügger

    1. Letter from the Past (IN-759)
      ‎#8e6c63
      ΔE = 3.933 / LRV ≈ 17.4%
  58. Little Greene

    1. Three Legs
      ‎#856860
      ΔE = 3.935 / LRV ≈ 15.7%
    2. Ashes of Roses
      ‎#945e5c
      ΔE = 4.452 / LRV ≈ 15.1%
  59. Diamond Vogel

    1. Amazon Mist / 0136
      ‎#84675b
      ΔE = 3.948 / LRV ≈ 15.4%
    2. Savanna / 0121
      ‎#8a564e
      ΔE = 4.478 / LRV ≈ 12.6%
  60. Pratt & Lambert

    1. Pillar and Arch Wallpaper Cocoa CW117
      ‎#8a6959
      ΔE = 4.026 / LRV ≈ 16.2%
    2. St. George Brick Red CW106
      ‎#8f5956
      ΔE = 4.663 / LRV ≈ 13.7%
  61. Alcro

    1. Nektar
      ‎#9b655f
      ΔE = 4.027 / LRV ≈ 17.1%
  62. Vista Paint

    1. Southwest Spirit
      ‎#935a4b
      ΔE = 4.125 / LRV ≈ 14.0%
    2. Mocha Java
      ‎#7f5f51
      ΔE = 4.332 / LRV ≈ 13.3%
  63. Scib Paints

    1. Southwest Spirit / 8638
      ‎#935a4b
      ΔE = 4.125 / LRV ≈ 14.0%
    2. Mocha Java / 8646
      ‎#7f5f51
      ΔE = 4.332 / LRV ≈ 13.3%
  64. Berger

    1. Southwest Spirit / 8638
      ‎#935a4b
      ΔE = 4.125 / LRV ≈ 14.0%
    2. Mocha Java / 8646
      ‎#7f5f51
      ΔE = 4.332 / LRV ≈ 13.3%
  65. Tikkurila

    1. S477 / Porphyry
      ‎#876a5e
      ΔE = 4.235 / LRV ≈ 16.3%
    2. 543X
      ‎#886550
      ΔE = 4.950 / LRV ≈ 15.1%
  66. Focoltone

    1. 6012
      ‎#81665d
      ΔE = 4.271 / LRV ≈ 15.0%
    2. 5036
      ‎#9d6553
      ΔE = 4.639 / LRV ≈ 17.1%
  67. Opaltone / OMS

    1. 4174
      ‎#9c5f55
      ΔE = 4.304 / LRV ≈ 15.9%
    2. 4173
      ‎#9f635c
      ΔE = 4.807 / LRV ≈ 17.1%
  68. ECOS Paints

    1. Quintessential (0059)
      ‎#8f574e
      ΔE = 4.308 / LRV ≈ 13.2%
    2. Savanna (0121)
      ‎#8a564e
      ΔE = 4.478 / LRV ≈ 12.6%
  69. Ralph Lauren

    1. Rosewood Pink / RLVM212
      ‎#945b57
      ΔE = 4.401 / LRV ≈ 14.5%
    2. Villa Torlonia / RLVM227
      ‎#99604b
      ΔE = 5.104 / LRV ≈ 15.6%
  70. Teknos

    1. GG470
      ‎#91584a
      ΔE = 4.402 / LRV ≈ 13.5%
  71. Tollens

    1. T2103-2
      ‎#8e6463
      ΔE = 4.429 / LRV ≈ 15.8%
    2. T2155-3
      ‎#7c6256
      ΔE = 5.108 / LRV ≈ 13.7%
  72. Sikkens

    1. B7.17.39
      ‎#936966
      ΔE = 4.447 / LRV ≈ 17.3%
    2. B6.20.40
      ‎#946160
      ΔE = 4.587 / LRV ≈ 15.7%
  73. AMC

    1. Texas Tan
      ‎#946e65
      ΔE = 4.497 / LRV ≈ 18.4%
    2. Carmel Copper
      ‎#90634c
      ΔE = 4.749 / LRV ≈ 15.4%
  74. Auro

    1. Mahogany Splendor
      ‎#825e5b
      ΔE = 4.500 / LRV ≈ 13.5%
  75. Humbrol

    1. 186 Brown
      ‎#7f5f50
      ΔE = 4.536 / LRV ≈ 13.3%
    2. 171 Antique Bronze
      ‎#966d5b
      ΔE = 4.867 / LRV ≈ 18.2%
  76. Laura Ashley

    1. 45-13 Belvoir Bark
      ‎#996651
      ΔE = 4.703 / LRV ≈ 16.9%
    2. 215 Gypsy Rose
      ‎#986b68
      ΔE = 5.193 / LRV ≈ 18.2%
  77. Vallejo

    1. Vallejo 70.843 #133
      ‎#7f6355
      ΔE = 4.727 / LRV ≈ 14.1%
  78. Brighto Paints

    1. 6815 Warm Touch
      ‎#7e5c4d
      ΔE = 4.841 / LRV ≈ 12.6%
    2. 2040 Salsa
      ‎#9c5c55
      ΔE = 5.144 / LRV ≈ 15.4%
  79. Graham & Brown

    1. Henry's Brown
      ‎#7c6054
      ΔE = 4.900 / LRV ≈ 13.3%
  80. Crayola

    1. Blast Off Bronze
      ‎#9f6958
      ΔE = 4.977 / LRV ≈ 18.2%
  81. Clark+Kensington

    1. Courtyard Café / 07A-4
      ‎#a06a61
      ΔE = 5.015 / LRV ≈ 18.6%

محاكاة عمى اللون

Monochromacy

Dichromacy

رؤية ثلاثية الألوان

‎#8e6257 HTML / CSS أمثلة على الرمز

‎#8e6257 الصدارة

مرة تفوت ولا حد يموت.

<p style="color: #8e6257">…</p>

‎#8e6257 الخلفية

التدبير يثمر اليسير والتبذير يبدد الكثير

<p style="background-color: #8e6257">…</p>

‎#8e6257 ظل النص

الصيف كيف

<p style="text-shadow: 0.1em 0.1em 0.15em #8e6257">…</p>

الرسوم البيانية للون

تحويلات مساحة اللون

عشري
9331287
الثنائية
10001110, 01100010, 01010111
عشري
#8e6257
LRV
≈ 15.2%
أقرب لون ست عشري قصير
#965 ΔE = 3.445
RGB
rgb(142, 98, 87)
RGBA
rgba(142, 98, 87, 1.0)
rg اللونية
r: 0.434, g: 0.300, b: 0.266
RYB
أحمر: 55.686%, أصفر: 39.510%, أزرق: 34.118%
Android / android.graphics.Color
-7445929 / 0xff8e6257
HSL
hsl(12, 24%, 45%)
HSLA
hsla(12, 24%, 45%, 1.0)
HSV / HSB
صبغة: 12° (12.000), تشبع: 39% (0.387), قيمة: 56% (0.557)
HSP
صبغة: 12.000, تشبع: 38.732%, السطوع المدركة: 43.896%
HSLuv (HUSL)
H: 24.562, S: 34.107, L: 45.874
Cubehelix
H: 4.454, S: 0.329, L: 0.431
TSL
T: 3.723, S: 0.143, L: 0.431
CMYK
سيان: 0% (0.000), ماجنتي: 31% (0.310), أصفر: 39% (0.387), أسود: 44% (0.443)
CMY
سيان: 44% (0.443), ماجنتي: 62% (0.616), أصفر: 66% (0.659)
XYZ
X: 17.244, Y: 15.175, Z: 11.036
xyY
x: 0.397, y: 0.349, Y: 15.175
CIELab
L: 45.874, a: 16.358, b: 13.429
CIELuv
L: 45.874, u: 29.991, v: 13.707
CIELCH / LCHab
L: 45.874, C: 21.164, H: 39.385
CIELUV / LCHuv
L: 45.874, C: 32.975, H: 24.562
Hunter-Lab
L: 38.956, a: 10.842, b: 10.472
CIECAM02
J: 36.539, C: 21.690, h: 34.539, Q: 119.093, M: 18.968, s: 39.909, H: 18.512
OSA-UCS
خفة: -10.016, أصفر: 1.832, أخضر: -2.761
LMS
L: 17.363, M: 13.695, S: 11.111
YCbCr
Y: 110.412, Cb: 116.659, Cr: 148.097
YCoCg
Y: 106.250, Cg: -8.250, Co: 49.250
YDbDr
Y: 109.902, Db: -34.463, Dr: -61.039
YPbPr
Y: 106.580, Pb: -10.560, Pr: 22.506
xvYCC
Y: 107.533, Cb: 118.724, Cr: 147.770
YIQ
Y: 109.902, I: 29.745, Q: 5.882
YUV
Y: 109.902, U: -11.269, V: 28.160
نظام الألوان مونسل
10R 5/4 ΔE = 3.940
لون العلامة التجارية
YouTube ΔE = 11.928

ألوان عشوائية

أحمر

أخضر

أزرق