#581418#581418

#581418 is a dark, moderate red. Relative luminance 0.026; OKLCH L 31.0% C 0.099 H 22.0°. Best body text is #FFFFFF at 13.74:1 contrast (WCAG AA passes).

Color values

HEX	#581418
RGB	rgb(88, 20, 24)
HSL	hsl(356, 63%, 21%)
HSV	hsv(356, 77%, 35%)
CMYK	cmyk(0%, 77.3%, 72.7%, 65.5%)
CIE-LAB	lab(18.55, 31.16, 15.81)
CIE-LCH	lch(18.55, 34.94, 26.90°)
OKLab	oklab(30.99% 0.0917 0.0371)
OKLCH	oklch(30.99% 0.099 22)
XYZ	xyz(4.4400, 2.6416, 1.1401)
Luminance	0.0264 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581418 #145854

analogous

#58143A #581418 #583214

triadic

#581418 #185814 #141858

tetradic

#581418 #3A5814 #145854 #321458

square

#581418 #3A5814 #145854 #321458

split-complementary

#581418 #145832 #143A58

monochromatic

#190607 #26090A #581418 #8A1F26 #BC2B33

Accessibility & contrast

On white

13.74

#581418 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#581418 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581418

13.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581418	#FFFFFF	#000000	##FFFFFF
##581418	1.00	13.74	1.53	13.74
#FFFFFF	13.74	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#272418

Deuteranopia (green-blind)

#383216

Tritanopia (blue-blind)

#610116

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #581418;
/* rgb */ color: rgb(88, 20, 24);
/* oklch */ color: oklch(31.0% 0.099 22.0);

Tailwind

colors: {
  custom: {
    50: '#8d5754',
    500: '#581418',
    950: '#000000',
  },
}

SCSS

$custom: #581418;
$custom-light: #8d5754;
$custom-dark: #000000;

JSON

{
  "hex": "#581418",
  "rgb": {
    "r": 88,
    "g": 20,
    "b": 24
  },
  "hsl": {
    "h": 356.471,
    "s": 62.963,
    "l": 21.176
  },
  "oklch": {
    "l": 0.30989,
    "c": 0.0989,
    "h": 22
  },
  "luminance": 0.02641
}

Semantic roles & 50–950 ramp

primary

#581418

secondary

#38908B

accent

#E6DC42

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0302

muted

#7E7878

Preview Lab

Preview with #581418

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

Preview Lab → · Contrast checker → · Palette generator →