#B02337#B02337
#B02337 is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.7% C 0.175 H 19.5°. Best body text is #FFFFFF at 6.68:1 contrast (WCAG AA passes).
Color values
| HEX | #B02337 |
|---|---|
| RGB | rgb(176, 35, 55) |
| HSL | hsl(351, 67%, 41%) |
| HSV | hsv(351, 80%, 69%) |
| CMYK | cmyk(0%, 80.1%, 68.8%, 31%) |
| CIE-LAB | lab(39.09, 55.91, 24.97) |
| CIE-LCH | lch(39.09, 61.23, 24.07°) |
| OKLab | oklab(49.67% 0.1653 0.0585) |
| OKLCH | oklch(49.67% 0.175 19.5) |
| XYZ | xyz(19.1973, 10.7110, 4.6703) |
| Luminance | 0.1071 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Lipstick Red
#C0022F
ΔE00 3.38
Rose Red
#BE013C
ΔE00 3.42
Rouge
#AB1239
ΔE00 3.43
Cardinal
#C41E3A
ΔE00 3.80
Brown
#A52A2A
ΔE00 4.74
Cherry (survey)
#CF0234
ΔE00 5.70
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#B02337 #23B09C
analogous
#B0237E #B02337 #B05523
triadic
#B02337 #37B023 #2337B0
tetradic
#B02337 #7EB023 #23B09C #5523B0
square
#B02337 #7EB023 #23B09C #5523B0
split-complementary
#B02337 #23B055 #237EB0
monochromatic
#4A0F17 #7D1927 #B02337 #D8394F #E26C7C
Accessibility & contrast
On white
6.68
#B02337 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.14
#B02337 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #B02337
6.68:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##B02337 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##B02337 | 1.00 | 6.68 | 3.14 | 6.68 |
| #FFFFFF | 6.68 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.14 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 6.68 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#4E4937
Deuteranopia (green-blind)
#716733
Tritanopia (blue-blind)
#C2002C
Achromatopsia (no color)
#5C5C5C
Design tokens & code
CSS
--color: #b02337; /* rgb */ color: rgb(176, 35, 55); /* oklch */ color: oklch(49.7% 0.175 19.5);
Tailwind
colors: {
custom: {
50: '#d06c6d',
500: '#b02337',
950: '#000000',
},
}SCSS
$custom: #b02337; $custom-light: #d06c6d; $custom-dark: #000000;
JSON
{
"hex": "#b02337",
"rgb": {
"r": 176,
"g": 35,
"b": 55
},
"hsl": {
"h": 351.489,
"s": 66.825,
"l": 41.373
},
"oklch": {
"l": 0.49672,
"c": 0.17529,
"h": 19.5
},
"luminance": 0.10708
}Semantic roles & 50–950 ramp
primary
#B02337
secondary
#67C8BA
accent
#EAD13E
background
#FDF6F6
surface
#FBECEB
border
#D4C7C6
text
#150807
muted
#837A7A