#581A0D#581A0D

#581A0D is a dark, moderate red. Relative luminance 0.028; OKLCH L 31.6% C 0.094 H 33.6°. Best body text is #FFFFFF at 13.39:1 contrast (WCAG AA passes).

Color values

HEX	#581A0D
RGB	rgb(88, 26, 13)
HSL	hsl(10, 74%, 20%)
HSV	hsv(10, 85%, 35%)
CMYK	cmyk(0%, 70.5%, 85.2%, 65.5%)
CIE-LAB	lab(19.40, 27.83, 23.53)
CIE-LCH	lch(19.40, 36.44, 40.21°)
OKLab	oklab(31.58% 0.0786 0.0522)
OKLCH	oklch(31.58% 0.094 33.6)
XYZ	xyz(4.4670, 2.8432, 0.6943)
Luminance	0.0284 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581A0D #0D4B58

analogous

#580D26 #581A0D #58400D

triadic

#581A0D #0D581A #1A0D58

tetradic

#581A0D #26580D #0D4B58 #400D58

square

#581A0D #26580D #0D4B58 #400D58

split-complementary

#581A0D #0D5840 #0D2658

monochromatic

#1B0804 #230A05 #581A0D #8D2A15 #C33A1D

Accessibility & contrast

On white

13.39

#581A0D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#581A0D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581A0D

13.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581A0D	#FFFFFF	#000000	##FFFFFF
##581A0D	1.00	13.39	1.57	13.39
#FFFFFF	13.39	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C260B

Deuteranopia (green-blind)

#3B340B

Tritanopia (blue-blind)

#620817

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #581a0d;
/* rgb */ color: rgb(88, 26, 13);
/* oklch */ color: oklch(31.6% 0.094 33.6);

Tailwind

colors: {
  custom: {
    50: '#8d5a4d',
    500: '#581a0d',
    950: '#000000',
  },
}

SCSS

$custom: #581a0d;
$custom-light: #8d5a4d;
$custom-dark: #000000;

JSON

{
  "hex": "#581a0d",
  "rgb": {
    "r": 88,
    "g": 26,
    "b": 13
  },
  "hsl": {
    "h": 10.4,
    "s": 74.257,
    "l": 19.804
  },
  "oklch": {
    "l": 0.31581,
    "c": 0.09438,
    "h": 33.6
  },
  "luminance": 0.02843
}

Semantic roles & 50–950 ramp

primary

#581A0D

secondary

#2E8193

accent

#D1F137

background

#F9F5F4

surface

#F2E9E7

border

#CCC5C3

text

#0D0401

muted

#7E7977

Preview Lab

Preview with #581A0D

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

Preview Lab → · Contrast checker → · Palette generator →