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#A90A00

#a90a00 ≈ Rufous

  • red
  • Lightness: low
  • Saturation: strong
  • Warm
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#a90a00 is a color from the red family, with low lightness and strong saturation. In the RGB model it is made of 66.27% red, 3.92% green and 0% blue; printed in CMYK it uses 0% cyan, 94.08% magenta, 100% yellow and 33.73% black. Its hue angle is 3.55°, with 100% saturation and 33.14% lightness in HSL. It is a warm color, often associated with energy, passion and urgency. Designers typically use it for food and restaurant brands, sales and promotions and corporate identities. White text on this color reaches a contrast ratio of 7.69:1 (WCAG AAA). The closest named color is Rufous (#a81c07), ΔE 1.33.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#990000
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.0865

Complementary

  1. #a90a00
  2. #009fa9

Split complementary

  1. #a90a00
  2. #00a95f
  3. #004ba9

Analogous

  1. #a9004b
  2. #a90a00
  3. #a95f00

Triadic

  1. #a90a00
  2. #00a90a
  3. #0a00a9

Tetradic

  1. #a90a00
  2. #9fa900
  3. #009fa9
  4. #0a00a9

Square

  1. #a90a00
  2. #4ba900
  3. #009fa9
  4. #5f00a9

Monochromatic

  1. #140100
  2. #5d0500
  3. #a90a00
  4. #f60f00
  5. #ff4e43

Shades

#a90a00 mixed progressively with black.

  1. #a90a00
  2. #980900
  3. #870800
  4. #760700
  5. #650600
  6. #550500
  7. #440400
  8. #330300
  9. #220200
  10. #110100
  11. #000000

Tints

#a90a00 mixed progressively with white.

  1. #a90a00
  2. #b2231a
  3. #ba3b33
  4. #c3544d
  5. #cb6c66
  6. #d48580
  7. #dd9d99
  8. #e5b6b3
  9. #eececc
  10. #f6e7e6
  11. #ffffff

Tones

#a90a00 mixed progressively with gray.

  1. #a90a00
  2. #a5160d
  3. #a1221a
  4. #9d2d26
  5. #993933
  6. #954540
  7. #90514d
  8. #8c5d5a
  9. #886866
  10. #847473
  11. #808080

Readable text 7.69:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.73:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #535353 ≈ 0.003% of males
Achromatomaly #7f4140 ≈ 0.001% of males
Protanopia #473e00 ≈ 1.01% of males
Deuteranopia #6b5e00 ≈ 1.27% of males
Tritanopia #bb000d ≈ 0.0001% of males
Protanomaly #7b3000 ≈ 1.08% of males
Deuteranomaly #884a00 ≈ 4.63% of males
Tritanomaly #b40008 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-a90a00 {
  color: #a90a00;
}
Background
.bg-a90a00 {
  background-color: #a90a00;
  color: #ffffff;
}
Border
.border-a90a00 {
  border: 2px solid #a90a00;
}
CSS variables
:root {
  --color-primary: #a90a00;
  --color-primary-rgb: 169 10 0;
  --color-primary-hsl: 4 100% 33%;
}
Gradient
.gradient-a90a00 {
  background: linear-gradient(135deg, #a90a00, #a95f00);
}
Colored shadow
.shadow-a90a00 {
  box-shadow: 0 8px 24px rgb(169 10 0 / 0.35);
}

#a81c07 Rufous ΔE 1.33 #b31b1b Cornell Red ΔE 4.80 #92000a Sangria ΔE 5.79 #b22222 Firebrick ΔE 6.00 #8b0000 Dark Red ΔE 6.31 #c80815 Venetian Red ΔE 6.76 #882d17 Kobe ΔE 7.04 #56f5ff Inverted #535353 Grayscale 

Rufous
#a90a00  rgb(169, 10, 0)  hsl(4, 100%, 33%)  Rufous
#009fa9  rgb(0, 159, 169)  hsl(184, 100%, 33%)  Cadet Blue
#00a90a  rgb(0, 169, 10)  hsl(124, 100%, 33%)  Kelly Green
#0a00a9  rgb(10, 0, 169)  hsl(244, 100%, 33%)  Zaffre