#581E18#581E18

#581E18 is a dark, moderate red. Relative luminance 0.031; OKLCH L 32.3% C 0.087 H 28.7°. Best body text is #FFFFFF at 13.01:1 contrast (WCAG AA passes).

Color values

HEX	#581E18
RGB	rgb(88, 30, 24)
HSL	hsl(6, 57%, 22%)
HSV	hsv(6, 73%, 35%)
CMYK	cmyk(0%, 65.9%, 72.7%, 65.5%)
CIE-LAB	lab(20.32, 26.37, 17.97)
CIE-LCH	lch(20.32, 31.91, 34.28°)
OKLab	oklab(32.32% 0.0765 0.0419)
OKLCH	oklch(32.32% 0.087 28.7)
XYZ	xyz(4.6541, 3.0698, 1.2114)
Luminance	0.0307 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581E18 #185258

analogous

#581832 #581E18 #583E18

triadic

#581E18 #18581E #1E1858

tetradic

#581E18 #325818 #185258 #3E1858

square

#581E18 #325818 #185258 #3E1858

split-complementary

#581E18 #18583E #183258

monochromatic

#180807 #280E0B #581E18 #882E25 #B83F32

Accessibility & contrast

On white

13.01

#581E18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#581E18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581E18

13.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581E18	#FFFFFF	#000000	##FFFFFF
##581E18	1.00	13.01	1.61	13.01
#FFFFFF	13.01	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D2917

Deuteranopia (green-blind)

#3C3616

Tritanopia (blue-blind)

#61111D

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #581e18;
/* rgb */ color: rgb(88, 30, 24);
/* oklch */ color: oklch(32.3% 0.087 28.7);

Tailwind

colors: {
  custom: {
    50: '#8c5d55',
    500: '#581e18',
    950: '#000000',
  },
}

SCSS

$custom: #581e18;
$custom-light: #8c5d55;
$custom-dark: #000000;

JSON

{
  "hex": "#581e18",
  "rgb": {
    "r": 88,
    "g": 30,
    "b": 24
  },
  "hsl": {
    "h": 5.625,
    "s": 57.143,
    "l": 21.961
  },
  "oklch": {
    "l": 0.32319,
    "c": 0.08726,
    "h": 28.7
  },
  "luminance": 0.03069
}

Semantic roles & 50–950 ramp

primary

#581E18

secondary

#3D878F

accent

#D2E047

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0403

muted

#7E7978

Preview Lab

Preview with #581E18

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

Preview Lab → · Contrast checker → · Palette generator →