#581F10#581F10

#581F10 is a dark, moderate red. Relative luminance 0.031; OKLCH L 32.4% C 0.088 H 35.7°. Best body text is #FFFFFF at 12.98:1 contrast (WCAG AA passes).

Color values

HEX	#581F10
RGB	rgb(88, 31, 16)
HSL	hsl(13, 69%, 20%)
HSV	hsv(13, 82%, 35%)
CMYK	cmyk(0%, 64.8%, 81.8%, 65.5%)
CIE-LAB	lab(20.41, 25.38, 23.11)
CIE-LCH	lch(20.41, 34.33, 42.33°)
OKLab	oklab(32.35% 0.0717 0.0515)
OKLCH	oklch(32.35% 0.088 35.7)
XYZ	xyz(4.6085, 3.0927, 0.8444)
Luminance	0.0309 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581F10 #104958

analogous

#581025 #581F10 #584310

triadic

#581F10 #10581F #1F1058

tetradic

#581F10 #255810 #104958 #431058

square

#581F10 #255810 #104958 #431058

split-complementary

#581F10 #105843 #102558

monochromatic

#1A0905 #240D07 #581F10 #8C3119 #C04323

Accessibility & contrast

On white

12.98

#581F10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#581F10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581F10

12.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581F10	#FFFFFF	#000000	##FFFFFF
##581F10	1.00	12.98	1.62	12.98
#FFFFFF	12.98	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F290E

Deuteranopia (green-blind)

#3D360E

Tritanopia (blue-blind)

#61121C

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #581f10;
/* rgb */ color: rgb(88, 31, 16);
/* oklch */ color: oklch(32.4% 0.088 35.7);

Tailwind

colors: {
  custom: {
    50: '#8d5d4f',
    500: '#581f10',
    950: '#000000',
  },
}

SCSS

$custom: #581f10;
$custom-light: #8d5d4f;
$custom-dark: #000000;

JSON

{
  "hex": "#581f10",
  "rgb": {
    "r": 88,
    "g": 31,
    "b": 16
  },
  "hsl": {
    "h": 12.5,
    "s": 69.231,
    "l": 20.392
  },
  "oklch": {
    "l": 0.32351,
    "c": 0.08825,
    "h": 35.7
  },
  "luminance": 0.03092
}

Semantic roles & 50–950 ramp

primary

#581F10

secondary

#327E91

accent

#C7EC3C

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0402

muted

#7E7978

Preview Lab

Preview with #581F10

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

Preview Lab → · Contrast checker → · Palette generator →