#581C23#581C23

#581C23 is a dark, moderate red. Relative luminance 0.030; OKLCH L 32.3% C 0.088 H 16.7°. Best body text is #FFFFFF at 13.08:1 contrast (WCAG AA passes).

Color values

HEX	#581C23
RGB	rgb(88, 28, 35)
HSL	hsl(353, 52%, 23%)
HSV	hsv(353, 68%, 35%)
CMYK	cmyk(0%, 68.2%, 60.2%, 65.5%)
CIE-LAB	lab(20.15, 28.26, 10.24)
CIE-LCH	lch(20.15, 30.05, 19.91°)
OKLab	oklab(32.26% 0.0847 0.0254)
OKLCH	oklch(32.26% 0.088 16.7)
XYZ	xyz(4.7435, 3.0272, 1.9243)
Luminance	0.0303 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581C23 #1C5851

analogous

#581C41 #581C23 #58331C

triadic

#581C23 #23581C #1C2358

tetradic

#581C23 #41581C #1C5851 #331C58

square

#581C23 #41581C #1C5851 #331C58

split-complementary

#581C23 #1C5833 #1C4158

monochromatic

#170709 #2A0D11 #581C23 #862B35 #B53A48

Accessibility & contrast

On white

13.08

#581C23 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#581C23 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581C23

13.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581C23	#FFFFFF	#000000	##FFFFFF
##581C23	1.00	13.08	1.61	13.08
#FFFFFF	13.08	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A2923

Deuteranopia (green-blind)

#3A3522

Tritanopia (blue-blind)

#61111F

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #581c23;
/* rgb */ color: rgb(88, 28, 35);
/* oklch */ color: oklch(32.3% 0.088 16.7);

Tailwind

colors: {
  custom: {
    50: '#8b5c5d',
    500: '#581c23',
    950: '#000000',
  },
}

SCSS

$custom: #581c23;
$custom-light: #8b5c5d;
$custom-dark: #000000;

JSON

{
  "hex": "#581c23",
  "rgb": {
    "r": 88,
    "g": 28,
    "b": 35
  },
  "hsl": {
    "h": 353,
    "s": 51.724,
    "l": 22.745
  },
  "oklch": {
    "l": 0.32263,
    "c": 0.08847,
    "h": 16.7
  },
  "luminance": 0.03027
}

Semantic roles & 50–950 ramp

primary

#581C23

secondary

#428E85

accent

#DBCB4D

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0D0404

muted

#7D7979

Preview Lab

Preview with #581C23

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

Preview Lab → · Contrast checker → · Palette generator →