#B73E4B#B73E4B
#B73E4B is a mid, vivid red. Relative luminance 0.140; OKLCH L 53.9% C 0.156 H 17.9°. Best body text is #FFFFFF at 5.52:1 contrast (WCAG AA passes).
Color values
| HEX | #B73E4B |
|---|---|
| RGB | rgb(183, 62, 75) |
| HSL | hsl(354, 49%, 48%) |
| HSV | hsv(354, 66%, 72%) |
| CMYK | cmyk(0%, 66.1%, 59%, 28.2%) |
| CIE-LAB | lab(44.27, 49.64, 19.53) |
| CIE-LCH | lch(44.27, 53.34, 21.48°) |
| OKLab | oklab(53.88% 0.1483 0.0479) |
| OKLCH | oklch(53.88% 0.156 17.9) |
| XYZ | xyz(22.5232, 14.0236, 8.1760) |
| Luminance | 0.1402 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Dusty Red
#B9484E
ΔE00 2.50
Dull Red
#BB3F3F
ΔE00 4.46
Cardinal
#C41E3A
ΔE00 4.72
Dark Rose
#B5485D
ΔE00 4.81
Ruby
#CA0147
ΔE00 5.73
Light Maroon
#A24857
ΔE00 5.82
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#B73E4B #3EB7AA
analogous
#B73E87 #B73E4B #B76E3E
triadic
#B73E4B #4BB73E #3E4BB7
tetradic
#B73E4B #87B73E #3EB7AA #6E3EB7
square
#B73E4B #87B73E #3EB7AA #6E3EB7
split-complementary
#B73E4B #3EB76E #3E87B7
monochromatic
#5C1F26 #892F38 #B73E4B #CB6772 #DB949C
Accessibility & contrast
On white
5.52
#B73E4B on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.80
#B73E4B on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #B73E4B
5.52:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##B73E4B | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##B73E4B | 1.00 | 5.52 | 3.80 | 5.52 |
| #FFFFFF | 5.52 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.80 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.52 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5D594B
Deuteranopia (green-blind)
#7B7248
Tritanopia (blue-blind)
#C82543
Achromatopsia (no color)
#696969
Design tokens & code
CSS
--color: #b73e4b; /* rgb */ color: rgb(183, 62, 75); /* oklch */ color: oklch(53.9% 0.156 17.9);
Tailwind
colors: {
custom: {
50: '#d37a7d',
500: '#b73e4b',
950: '#000000',
},
}SCSS
$custom: #b73e4b; $custom-light: #d37a7d; $custom-dark: #000000;
JSON
{
"hex": "#b73e4b",
"rgb": {
"r": 183,
"g": 62,
"b": 75
},
"hsl": {
"h": 353.554,
"s": 49.388,
"l": 48.039
},
"oklch": {
"l": 0.53881,
"c": 0.15582,
"h": 17.9
},
"luminance": 0.14021
}Semantic roles & 50–950 ramp
primary
#B73E4B
secondary
#8AC6C0
accent
#D9CA4F
background
#FDF7F7
surface
#FBEEEE
border
#D4C9C9
text
#150A09
muted
#837C7B