#581D11#581D11

#581D11 is a dark, moderate red. Relative luminance 0.030; OKLCH L 32.1% C 0.090 H 33.3°. Best body text is #FFFFFF at 13.13:1 contrast (WCAG AA passes).

Color values

HEX	#581D11
RGB	rgb(88, 29, 17)
HSL	hsl(10, 68%, 21%)
HSV	hsv(10, 81%, 35%)
CMYK	cmyk(0%, 67%, 80.7%, 65.5%)
CIE-LAB	lab(20.02, 26.49, 22.11)
CIE-LCH	lch(20.02, 34.50, 39.85°)
OKLab	oklab(32.06% 0.0753 0.0495)
OKLCH	oklch(32.06% 0.09 33.3)
XYZ	xyz(4.5655, 2.9945, 0.8678)
Luminance	0.0299 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581D11 #114C58

analogous

#581128 #581D11 #584011

triadic

#581D11 #11581D #1D1158

tetradic

#581D11 #285811 #114C58 #401158

square

#581D11 #285811 #114C58 #401158

split-complementary

#581D11 #115840 #112858

monochromatic

#1A0805 #250C07 #581D11 #8B2E1B #BF3F25

Accessibility & contrast

On white

13.13

#581D11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#581D11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581D11

13.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581D11	#FFFFFF	#000000	##FFFFFF
##581D11	1.00	13.13	1.60	13.13
#FFFFFF	13.13	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D280F

Deuteranopia (green-blind)

#3C350F

Tritanopia (blue-blind)

#610F1B

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #581d11;
/* rgb */ color: rgb(88, 29, 17);
/* oklch */ color: oklch(32.1% 0.090 33.3);

Tailwind

colors: {
  custom: {
    50: '#8d5c4f',
    500: '#581d11',
    950: '#000000',
  },
}

SCSS

$custom: #581d11;
$custom-light: #8d5c4f;
$custom-dark: #000000;

JSON

{
  "hex": "#581d11",
  "rgb": {
    "r": 88,
    "g": 29,
    "b": 17
  },
  "hsl": {
    "h": 10.141,
    "s": 67.619,
    "l": 20.588
  },
  "oklch": {
    "l": 0.32061,
    "c": 0.09015,
    "h": 33.3
  },
  "luminance": 0.02994
}

Semantic roles & 50–950 ramp

primary

#581D11

secondary

#348191

accent

#CDEA3D

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0402

muted

#7E7978

Preview Lab

Preview with #581D11

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

Preview Lab → · Contrast checker → · Palette generator →