#B1383E#B1383E
#B1383E is a mid, vivid red. Relative luminance 0.125; OKLCH L 51.9% C 0.157 H 21.8°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).
Color values
| HEX | #B1383E |
|---|---|
| RGB | rgb(177, 56, 62) |
| HSL | hsl(357, 52%, 46%) |
| HSV | hsv(357, 68%, 69%) |
| CMYK | cmyk(0%, 68.4%, 65%, 30.6%) |
| CIE-LAB | lab(42.04, 49.27, 24.39) |
| CIE-LCH | lch(42.04, 54.98, 26.34°) |
| OKLab | oklab(51.94% 0.1454 0.058) |
| OKLCH | oklch(51.94% 0.157 21.8) |
| XYZ | xyz(20.4172, 12.5262, 5.8992) |
| Luminance | 0.1252 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Dull Red
#BB3F3F
ΔE00 3.17
Cardinal
#C41E3A
ΔE00 3.94
Dusty Red
#B9484E
ΔE00 4.41
Lipstick Red
#C0022F
ΔE00 4.87
Brown
#A52A2A
ΔE00 5.09
Reddish
#C44240
ΔE00 5.34
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#B1383E #38B1AB
analogous
#B1387A #B1383E #B16E38
triadic
#B1383E #3EB138 #383EB1
tetradic
#B1383E #7AB138 #38B1AB #6E38B1
square
#B1383E #7AB138 #38B1AB #6E38B1
split-complementary
#B1383E #38B16E #387AB1
monochromatic
#541B1D #83292E #B1383E #CB5B61 #DA8A8E
Accessibility & contrast
On white
5.99
#B1383E on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.50
#B1383E on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #B1383E
5.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##B1383E | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##B1383E | 1.00 | 5.99 | 3.50 | 5.99 |
| #FFFFFF | 5.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.50 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#58533D
Deuteranopia (green-blind)
#776D3B
Tritanopia (blue-blind)
#C2193B
Achromatopsia (no color)
#636363
Design tokens & code
CSS
--color: #b1383e; /* rgb */ color: rgb(177, 56, 62); /* oklch */ color: oklch(51.9% 0.157 21.8);
Tailwind
colors: {
custom: {
50: '#cf7673',
500: '#b1383e',
950: '#000000',
},
}SCSS
$custom: #b1383e; $custom-light: #cf7673; $custom-dark: #000000;
JSON
{
"hex": "#b1383e",
"rgb": {
"r": 177,
"g": 56,
"b": 62
},
"hsl": {
"h": 357.025,
"s": 51.931,
"l": 45.686
},
"oklch": {
"l": 0.5194,
"c": 0.15658,
"h": 21.8
},
"luminance": 0.12523
}Semantic roles & 50–950 ramp
primary
#B1383E
secondary
#81C4C1
accent
#DBD44C
background
#FDF7F6
surface
#FBEDEC
border
#D4C8C7
text
#150908
muted
#837B7B