#581A10#581A10

#581A10 is a dark, moderate red. Relative luminance 0.029; OKLCH L 31.6% C 0.094 H 31.7°. Best body text is #FFFFFF at 13.37:1 contrast (WCAG AA passes).

Color values

HEX	#581A10
RGB	rgb(88, 26, 16)
HSL	hsl(8, 69%, 20%)
HSV	hsv(8, 82%, 35%)
CMYK	cmyk(0%, 70.5%, 81.8%, 65.5%)
CIE-LAB	lab(19.44, 27.96, 22.01)
CIE-LCH	lch(19.44, 35.59, 38.21°)
OKLab	oklab(31.62% 0.0797 0.0492)
OKLCH	oklch(31.62% 0.094 31.7)
XYZ	xyz(4.4879, 2.8516, 0.8042)
Luminance	0.0285 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581A10 #104E58

analogous

#58102A #581A10 #583E10

triadic

#581A10 #10581A #1A1058

tetradic

#581A10 #2A5810 #104E58 #3E1058

square

#581A10 #2A5810 #104E58 #3E1058

split-complementary

#581A10 #10583E #102A58

monochromatic

#1A0805 #240B07 #581A10 #8C2919 #C03923

Accessibility & contrast

On white

13.37

#581A10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#581A10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581A10

13.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581A10	#FFFFFF	#000000	##FFFFFF
##581A10	1.00	13.37	1.57	13.37
#FFFFFF	13.37	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C260E

Deuteranopia (green-blind)

#3B340E

Tritanopia (blue-blind)

#610918

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #581a10;
/* rgb */ color: rgb(88, 26, 16);
/* oklch */ color: oklch(31.6% 0.094 31.7);

Tailwind

colors: {
  custom: {
    50: '#8d5a4f',
    500: '#581a10',
    950: '#000000',
  },
}

SCSS

$custom: #581a10;
$custom-light: #8d5a4f;
$custom-dark: #000000;

JSON

{
  "hex": "#581a10",
  "rgb": {
    "r": 88,
    "g": 26,
    "b": 16
  },
  "hsl": {
    "h": 8.333,
    "s": 69.231,
    "l": 20.392
  },
  "oklch": {
    "l": 0.31618,
    "c": 0.09368,
    "h": 31.7
  },
  "luminance": 0.02851
}

Semantic roles & 50–950 ramp

primary

#581A10

secondary

#328491

accent

#D4EC3C

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0401

muted

#7E7977

Preview Lab

Preview with #581A10

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

Preview Lab → · Contrast checker → · Palette generator →