#581020#581020

#581020 is a dark, moderate red. Relative luminance 0.025; OKLCH L 30.7% C 0.103 H 13.4°. Best body text is #FFFFFF at 13.91:1 contrast (WCAG AA passes).

Color values

HEX	#581020
RGB	rgb(88, 16, 32)
HSL	hsl(347, 69%, 20%)
HSV	hsv(347, 82%, 35%)
CMYK	cmyk(0%, 81.8%, 63.6%, 65.5%)
CIE-LAB	lab(18.14, 33.32, 9.65)
CIE-LCH	lch(18.14, 34.69, 16.15°)
OKLab	oklab(30.74% 0.1004 0.0239)
OKLCH	oklch(30.74% 0.103 13.4)
XYZ	xyz(4.4710, 2.5502, 1.6230)
Luminance	0.0255 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581020 #105848

analogous

#581044 #581020 #582410

triadic

#581020 #205810 #102058

tetradic

#581020 #445810 #105848 #241058

square

#581020 #445810 #105848 #241058

split-complementary

#581020 #105824 #104458

monochromatic

#1A0509 #24070D #581020 #8C1933 #C02346

Accessibility & contrast

On white

13.91

#581020 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#581020 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581020

13.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581020	#FFFFFF	#000000	##FFFFFF
##581020	1.00	13.91	1.51	13.91
#FFFFFF	13.91	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#242320

Deuteranopia (green-blind)

#36321E

Tritanopia (blue-blind)

#610017

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #581020;
/* rgb */ color: rgb(88, 16, 32);
/* oklch */ color: oklch(30.7% 0.103 13.4);

Tailwind

colors: {
  custom: {
    50: '#8c565b',
    500: '#581020',
    950: '#000000',
  },
}

SCSS

$custom: #581020;
$custom-light: #8c565b;
$custom-dark: #000000;

JSON

{
  "hex": "#581020",
  "rgb": {
    "r": 88,
    "g": 16,
    "b": 32
  },
  "hsl": {
    "h": 346.667,
    "s": 69.231,
    "l": 20.392
  },
  "oklch": {
    "l": 0.30744,
    "c": 0.10315,
    "h": 13.4
  },
  "luminance": 0.0255
}

Semantic roles & 50–950 ramp

primary

#581020

secondary

#32917C

accent

#ECC53C

background

#F9F5F5

surface

#F1E9E9

border

#CBC5C5

text

#0D0304

muted

#7E7879

Preview Lab

Preview with #581020

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

Preview Lab → · Contrast checker → · Palette generator →