ColorTool
Log in
#BB373B

#bb373b ≈ Cardinal

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

#bb373b is a color from the red family, with medium lightness and strong saturation. In the RGB model it is made of 73.33% red, 21.57% green and 23.14% blue; printed in CMYK it uses 0% cyan, 70.59% magenta, 68.45% yellow and 26.67% black. Its hue angle is 358.18°, with 54.55% saturation and 47.45% 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 5.64:1 (WCAG AA). The closest named color is Cardinal (#c41e3a), ΔE 3.54.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#cc3333
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.1361

Complementary

  1. #bb373b
  2. #37bbb7

Split complementary

  1. #bb373b
  2. #37bb75
  3. #377dbb

Analogous

  1. #bb377d
  2. #bb373b
  3. #bb7537

Triadic

  1. #bb373b
  2. #3bbb37
  3. #373bbb

Tetradic

  1. #bb373b
  2. #bbb737
  3. #37bbb7
  4. #373bbb

Square

  1. #bb373b
  2. #7dbb37
  3. #37bbb7
  4. #7537bb

Monochromatic

  1. #451416
  2. #802628
  3. #bb373b
  4. #d36b6e
  5. #e5a6a8

Shades

#bb373b mixed progressively with black.

  1. #bb373b
  2. #a83235
  3. #962c2f
  4. #832729
  5. #702123
  6. #5e1c1e
  7. #4b1618
  8. #381112
  9. #250b0c
  10. #130606
  11. #000000

Tints

#bb373b mixed progressively with white.

  1. #bb373b
  2. #c24b4f
  3. #c95f62
  4. #cf7376
  5. #d68789
  6. #dd9b9d
  7. #e4afb1
  8. #ebc3c4
  9. #f1d7d8
  10. #f8ebeb
  11. #ffffff

Tones

#bb373b mixed progressively with gray.

  1. #bb373b
  2. #b53e42
  3. #af4649
  4. #a94d50
  5. #a35457
  6. #9e5c5e
  7. #986364
  8. #926a6b
  9. #8c7172
  10. #867979
  11. #808080

Readable text 5.64:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 3.72:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #676767 ≈ 0.003% of males
Achromatomaly #905859 ≈ 0.001% of males
Protanopia #5c553a ≈ 1.01% of males
Deuteranopia #7d7237 ≈ 1.27% of males
Tritanopia #cd0a3a ≈ 0.0001% of males
Protanomaly #8c4b3a ≈ 1.08% of males
Deuteranomaly #9a5f39 ≈ 4.63% of males
Tritanomaly #c6233a ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-bb373b {
  color: #bb373b;
}
Background
.bg-bb373b {
  background-color: #bb373b;
  color: #ffffff;
}
Border
.border-bb373b {
  border: 2px solid #bb373b;
}
CSS variables
:root {
  --color-primary: #bb373b;
  --color-primary-rgb: 187 55 59;
  --color-primary-hsl: 358 55% 47%;
}
Gradient
.gradient-bb373b {
  background: linear-gradient(135deg, #bb373b, #bb7537);
}
Colored shadow
.shadow-bb373b {
  box-shadow: 0 8px 24px rgb(187 55 59 / 0.35);
}

#c41e3a Cardinal ΔE 3.54 #cc3333 Persian Red ΔE 4.17 #ce2029 Fire Engine Red ΔE 4.93 #b22222 Firebrick ΔE 5.68 #a52a2a Brown ΔE 5.78 #a52a2a Auburn ΔE 5.78 #dc143c Crimson ΔE 5.86 #44c8c4 Inverted #676767 Grayscale 

Cardinal
#bb373b  rgb(187, 55, 59)  hsl(358, 55%, 47%)  Cardinal
#37bbb7  rgb(55, 187, 183)  hsl(178, 55%, 47%)  Tiffany Blue
#3bbb37  rgb(59, 187, 55)  hsl(118, 55%, 47%)  Kelly Green
#373bbb  rgb(55, 59, 187)  hsl(238, 55%, 47%)  Persian Blue