#581012#581012

#581012 is a dark, moderate red. Relative luminance 0.025; OKLCH L 30.5% C 0.104 H 24.6°. Best body text is #FFFFFF at 14.02:1 contrast (WCAG AA passes).

Color values

HEX	#581012
RGB	rgb(88, 16, 18)
HSL	hsl(358, 69%, 20%)
HSV	hsv(358, 82%, 35%)
CMYK	cmyk(0%, 81.8%, 79.5%, 65.5%)
CIE-LAB	lab(17.87, 32.43, 19.01)
CIE-LCH	lch(17.87, 37.59, 30.37°)
OKLab	oklab(30.45% 0.0942 0.0432)
OKLCH	oklch(30.45% 0.104 24.6)
XYZ	xyz(4.3195, 2.4896, 0.8253)
Luminance	0.0249 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581012 #105856

analogous

#581036 #581012 #583210

triadic

#581012 #125810 #101258

tetradic

#581012 #365810 #105856 #321058

square

#581012 #365810 #105856 #321058

split-complementary

#581012 #105832 #103658

monochromatic

#1A0505 #240707 #581012 #8C191D #C02327

Accessibility & contrast

On white

14.02

#581012 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#581012 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581012

14.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581012	#FFFFFF	#000000	##FFFFFF
##581012	1.00	14.02	1.50	14.02
#FFFFFF	14.02	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#262211

Deuteranopia (green-blind)

#38310F

Tritanopia (blue-blind)

#620012

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #581012;
/* rgb */ color: rgb(88, 16, 18);
/* oklch */ color: oklch(30.5% 0.104 24.6);

Tailwind

colors: {
  custom: {
    50: '#8e5550',
    500: '#581012',
    950: '#000000',
  },
}

SCSS

$custom: #581012;
$custom-light: #8e5550;
$custom-dark: #000000;

JSON

{
  "hex": "#581012",
  "rgb": {
    "r": 88,
    "g": 16,
    "b": 18
  },
  "hsl": {
    "h": 358.333,
    "s": 69.231,
    "l": 20.392
  },
  "oklch": {
    "l": 0.30454,
    "c": 0.10364,
    "h": 24.6
  },
  "luminance": 0.02489
}

Semantic roles & 50–950 ramp

primary

#581012

secondary

#32918F

accent

#ECE73C

background

#F9F5F4

surface

#F2E9E7

border

#CCC5C3

text

#0D0302

muted

#7E7878

Preview Lab

Preview with #581012

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

Preview Lab → · Contrast checker → · Palette generator →