#971D1F#971D1F
#971D1F is a dark, vivid red. Relative luminance 0.076; OKLCH L 44.2% C 0.157 H 25.9°. Best body text is #FFFFFF at 8.36:1 contrast (WCAG AA passes).
Color values
| HEX | #971D1F |
|---|---|
| RGB | rgb(151, 29, 31) |
| HSL | hsl(359, 68%, 35%) |
| HSV | hsv(359, 81%, 59%) |
| CMYK | cmyk(0%, 80.8%, 79.5%, 40.8%) |
| CIE-LAB | lab(33.05, 49.15, 31.39) |
| CIE-LCH | lch(33.05, 58.31, 32.56°) |
| OKLab | oklab(44.18% 0.1417 0.0688) |
| OKLCH | oklch(44.18% 0.157 25.9) |
| XYZ | xyz(13.4508, 7.5591, 2.0469) |
| Luminance | 0.0756 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Carmine
#9D0216
ΔE00 2.26
Brown
#A52A2A
ΔE00 3.75
Crimson (survey)
#8C000F
ΔE00 3.95
Blood Red
#980002
ΔE00 5.37
Firebrick
#B22222
ΔE00 5.66
Darkish Red
#A90308
ΔE00 5.71
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#971D1F #1D9795
analogous
#971D5C #971D1F #97581D
triadic
#971D1F #1F971D #1D1F97
tetradic
#971D1F #5C971D #1D9795 #581D97
square
#971D1F #5C971D #1D9795 #581D97
split-complementary
#971D1F #1D9758 #1D5C97
monochromatic
#30090A #641314 #971D1F #CA272A #DE5153
Accessibility & contrast
On white
8.36
#971D1F on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.51
#971D1F on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #971D1F
8.36:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##971D1F | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##971D1F | 1.00 | 8.36 | 2.51 | 8.36 |
| #FFFFFF | 8.36 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.51 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.36 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#443D1D
Deuteranopia (green-blind)
#62571A
Tritanopia (blue-blind)
#A70020
Achromatopsia (no color)
#4E4E4E
Design tokens & code
CSS
--color: #971d1f; /* rgb */ color: rgb(151, 29, 31); /* oklch */ color: oklch(44.2% 0.157 25.9);
Tailwind
colors: {
custom: {
50: '#be665b',
500: '#971d1f',
950: '#000000',
},
}SCSS
$custom: #971d1f; $custom-light: #be665b; $custom-dark: #000000;
JSON
{
"hex": "#971d1f",
"rgb": {
"r": 151,
"g": 29,
"b": 31
},
"hsl": {
"h": 359.016,
"s": 67.778,
"l": 35.294
},
"oklch": {
"l": 0.44183,
"c": 0.15747,
"h": 25.9
},
"luminance": 0.07557
}Semantic roles & 50–950 ramp
primary
#971D1F
secondary
#4FC0BF
accent
#EBE83D
background
#FCF6F5
surface
#F9EBE9
border
#D2C6C5
text
#140604
muted
#827A79