#581F0D#581F0D

#581F0D is a dark, moderate red. Relative luminance 0.031; OKLCH L 32.3% C 0.089 H 37.6°. Best body text is #FFFFFF at 12.99:1 contrast (WCAG AA passes).

Color values

HEX	#581F0D
RGB	rgb(88, 31, 13)
HSL	hsl(14, 74%, 20%)
HSV	hsv(14, 85%, 35%)
CMYK	cmyk(0%, 64.8%, 85.2%, 65.5%)
CIE-LAB	lab(20.38, 25.24, 24.63)
CIE-LCH	lch(20.38, 35.27, 44.30°)
OKLab	oklab(32.32% 0.0707 0.0543)
OKLCH	oklch(32.32% 0.089 37.6)
XYZ	xyz(4.5876, 3.0844, 0.7345)
Luminance	0.0308 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581F0D #0D4658

analogous

#580D21 #581F0D #58450D

triadic

#581F0D #0D581F #1F0D58

tetradic

#581F0D #21580D #0D4658 #450D58

square

#581F0D #21580D #0D4658 #450D58

split-complementary

#581F0D #0D5845 #0D2158

monochromatic

#1B0904 #230C05 #581F0D #8D3215 #C3451D

Accessibility & contrast

On white

12.99

#581F0D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#581F0D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581F0D

12.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581F0D	#FFFFFF	#000000	##FFFFFF
##581F0D	1.00	12.99	1.62	12.99
#FFFFFF	12.99	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F290B

Deuteranopia (green-blind)

#3D360B

Tritanopia (blue-blind)

#61111B

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #581f0d;
/* rgb */ color: rgb(88, 31, 13);
/* oklch */ color: oklch(32.3% 0.089 37.6);

Tailwind

colors: {
  custom: {
    50: '#8d5d4d',
    500: '#581f0d',
    950: '#000000',
  },
}

SCSS

$custom: #581f0d;
$custom-light: #8d5d4d;
$custom-dark: #000000;

JSON

{
  "hex": "#581f0d",
  "rgb": {
    "r": 88,
    "g": 31,
    "b": 13
  },
  "hsl": {
    "h": 14.4,
    "s": 74.257,
    "l": 19.804
  },
  "oklch": {
    "l": 0.32316,
    "c": 0.08911,
    "h": 37.6
  },
  "luminance": 0.03084
}

Semantic roles & 50–950 ramp

primary

#581F0D

secondary

#2E7A93

accent

#C4F137

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0401

muted

#7E7977

Preview Lab

Preview with #581F0D

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →