ColorTool
Log in
#AA172C

#aa172c ≈ Brown

  • red
  • Lightness: low
  • Saturation: strong
  • Warm
Check contrast Explore in graph Random color

#aa172c is a color from the red family, with low lightness and strong saturation. In the RGB model it is made of 66.67% red, 9.02% green and 17.25% blue; printed in CMYK it uses 0% cyan, 86.47% magenta, 74.12% yellow and 33.33% black. Its hue angle is 351.43°, with 76.17% saturation and 37.84% 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 brand accents. White text on this color reaches a contrast ratio of 7.32:1 (WCAG AAA). The closest named color is Brown (#a52a2a), ΔE 3.33.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#990033
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.0934

Complementary

  1. #aa172c
  2. #17aa95

Split complementary

  1. #aa172c
  2. #17aa4b
  3. #1775aa

Analogous

  1. #aa1775
  2. #aa172c
  3. #aa4b17

Triadic

  1. #aa172c
  2. #2caa17
  3. #172caa

Tetradic

  1. #aa172c
  2. #aa9517
  3. #17aa95
  4. #172caa

Square

  1. #aa172c
  2. #75aa17
  3. #17aa95
  4. #4b17aa

Monochromatic

  1. #230509
  2. #670e1b
  3. #aa172c
  4. #e22b45
  5. #eb6f80

Shades

#aa172c mixed progressively with black.

  1. #aa172c
  2. #991528
  3. #881223
  4. #77101f
  5. #660e1a
  6. #550c16
  7. #440912
  8. #33070d
  9. #220509
  10. #110204
  11. #000000

Tints

#aa172c mixed progressively with white.

  1. #aa172c
  2. #b32e41
  3. #bb4556
  4. #c45d6b
  5. #cc7480
  6. #d58b96
  7. #dda2ab
  8. #e6b9c0
  9. #eed1d5
  10. #f7e8ea
  11. #ffffff

Tones

#aa172c mixed progressively with gray.

  1. #aa172c
  2. #a62234
  3. #a22c3d
  4. #9d3745
  5. #99414e
  6. #954c56
  7. #91565e
  8. #8d6167
  9. #886b6f
  10. #847678
  11. #808080

Readable text 7.32:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.87:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #565656 ≈ 0.003% of males
Achromatomaly #804549 ≈ 0.001% of males
Protanopia #48422b ≈ 1.01% of males
Deuteranopia #6c6127 ≈ 1.27% of males
Tritanopia #bb0021 ≈ 0.0001% of males
Protanomaly #7c362c ≈ 1.08% of males
Deuteranomaly #894d29 ≈ 4.63% of males
Tritanomaly #b50026 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-aa172c {
  color: #aa172c;
}
Background
.bg-aa172c {
  background-color: #aa172c;
  color: #ffffff;
}
Border
.border-aa172c {
  border: 2px solid #aa172c;
}
CSS variables
:root {
  --color-primary: #aa172c;
  --color-primary-rgb: 170 23 44;
  --color-primary-hsl: 351 76% 38%;
}
Gradient
.gradient-aa172c {
  background: linear-gradient(135deg, #aa172c, #aa4b17);
}
Colored shadow
.shadow-aa172c {
  box-shadow: 0 8px 24px rgb(170 23 44 / 0.35);
}

#a52a2a Brown ΔE 3.33 #a52a2a Auburn ΔE 3.33 #9f1d35 Vivid Burgundy ΔE 3.98 #b22222 Firebrick ΔE 5.16 #960018 Carmine ΔE 5.56 #c41e3a Cardinal ΔE 5.70 #b31b1b Cornell Red ΔE 6.15 #55e8d3 Inverted #565656 Grayscale 

Brown
#aa172c  rgb(170, 23, 44)  hsl(351, 76%, 38%)  Brown
#17aa95  rgb(23, 170, 149)  hsl(171, 76%, 38%)  Persian Green
#2caa17  rgb(44, 170, 23)  hsl(111, 76%, 38%)  Kelly Green
#172caa  rgb(23, 44, 170)  hsl(231, 76%, 38%)  Egyptian Blue