#581A13#581A13

#581A13 is a dark, moderate red. Relative luminance 0.029; OKLCH L 31.7% C 0.093 H 29.6°. Best body text is #FFFFFF at 13.36:1 contrast (WCAG AA passes).

Color values

HEX	#581A13
RGB	rgb(88, 26, 19)
HSL	hsl(6, 64%, 21%)
HSV	hsv(6, 78%, 35%)
CMYK	cmyk(0%, 70.5%, 78.4%, 65.5%)
CIE-LAB	lab(19.48, 28.11, 20.27)
CIE-LCH	lch(19.48, 34.66, 35.80°)
OKLab	oklab(31.66% 0.0809 0.046)
OKLCH	oklch(31.66% 0.093 29.6)
XYZ	xyz(4.5119, 2.8612, 0.9306)
Luminance	0.0286 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581A13 #135158

analogous

#58132E #581A13 #583C13

triadic

#581A13 #13581A #1A1358

tetradic

#581A13 #2E5813 #135158 #3C1358

square

#581A13 #2E5813 #135158 #3C1358

split-complementary

#581A13 #13583C #132E58

monochromatic

#190705 #260B08 #581A13 #8A291E #BD3829

Accessibility & contrast

On white

13.36

#581A13 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#581A13 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581A13

13.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581A13	#FFFFFF	#000000	##FFFFFF
##581A13	1.00	13.36	1.57	13.36
#FFFFFF	13.36	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B2712

Deuteranopia (green-blind)

#3B3411

Tritanopia (blue-blind)

#610A19

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #581a13;
/* rgb */ color: rgb(88, 26, 19);
/* oklch */ color: oklch(31.7% 0.093 29.6);

Tailwind

colors: {
  custom: {
    50: '#8d5a51',
    500: '#581a13',
    950: '#000000',
  },
}

SCSS

$custom: #581a13;
$custom-light: #8d5a51;
$custom-dark: #000000;

JSON

{
  "hex": "#581a13",
  "rgb": {
    "r": 88,
    "g": 26,
    "b": 19
  },
  "hsl": {
    "h": 6.087,
    "s": 64.486,
    "l": 20.98
  },
  "oklch": {
    "l": 0.3166,
    "c": 0.09301,
    "h": 29.6
  },
  "luminance": 0.02861
}

Semantic roles & 50–950 ramp

primary

#581A13

secondary

#378790

accent

#D7E740

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0402

muted

#7E7978

Preview Lab

Preview with #581A13

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

Preview Lab → · Contrast checker → · Palette generator →