#B8372F#B8372F
#B8372F is a mid, vivid red. Relative luminance 0.131; OKLCH L 52.8% C 0.167 H 27.8°. Best body text is #FFFFFF at 5.79:1 contrast (WCAG AA passes).
Color values
| HEX | #B8372F |
|---|---|
| RGB | rgb(184, 55, 47) |
| HSL | hsl(4, 59%, 45%) |
| HSV | hsv(4, 74%, 72%) |
| CMYK | cmyk(0%, 70.1%, 74.5%, 27.8%) |
| CIE-LAB | lab(42.96, 51.21, 34.71) |
| CIE-LCH | lch(42.96, 61.87, 34.13°) |
| OKLab | oklab(52.8% 0.1476 0.078) |
| OKLCH | oklch(52.8% 0.167 27.8) |
| XYZ | xyz(21.6489, 13.1312, 4.0834) |
| Luminance | 0.1313 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Firebrick
#B22222
ΔE00 3.71
Dull Red
#BB3F3F
ΔE00 3.77
Reddish
#C44240
ΔE00 4.54
Scarlet
#BE0119
ΔE00 4.88
Brown
#A52A2A
ΔE00 5.14
Brick
#A03623
ΔE00 5.55
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#B8372F #2FB0B8
analogous
#B82F6B #B8372F #B87C2F
triadic
#B8372F #2FB837 #372FB8
tetradic
#B8372F #6BB82F #2FB0B8 #7C2FB8
square
#B8372F #6BB82F #2FB0B8 #7C2FB8
split-complementary
#B8372F #2FB87C #2F6BB8
monochromatic
#571A16 #872823 #B8372F #D35952 #DF8882
Accessibility & contrast
On white
5.79
#B8372F on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.63
#B8372F on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #B8372F
5.79:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##B8372F | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##B8372F | 1.00 | 5.79 | 3.63 | 5.79 |
| #FFFFFF | 5.79 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.63 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.79 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5C542D
Deuteranopia (green-blind)
#7C702A
Tritanopia (blue-blind)
#CA0736
Achromatopsia (no color)
#656565
Design tokens & code
CSS
--color: #b8372f; /* rgb */ color: rgb(184, 55, 47); /* oklch */ color: oklch(52.8% 0.167 27.8);
Tailwind
colors: {
custom: {
50: '#d67668',
500: '#b8372f',
950: '#000000',
},
}SCSS
$custom: #b8372f; $custom-light: #d67668; $custom-dark: #000000;
JSON
{
"hex": "#b8372f",
"rgb": {
"r": 184,
"g": 55,
"b": 47
},
"hsl": {
"h": 3.504,
"s": 59.307,
"l": 45.294
},
"oklch": {
"l": 0.52795,
"c": 0.16689,
"h": 27.8
},
"luminance": 0.13128
}Semantic roles & 50–950 ramp
primary
#B8372F
secondary
#7BC4C8
accent
#D9E245
background
#FEF7F6
surface
#FCEDEB
border
#D5C8C6
text
#160906
muted
#847B7A