#58181D#58181D

#58181D is a dark, moderate red. Relative luminance 0.028; OKLCH L 31.6% C 0.094 H 20.0°. Best body text is #FFFFFF at 13.43:1 contrast (WCAG AA passes).

Color values

HEX	#58181D
RGB	rgb(88, 24, 29)
HSL	hsl(355, 57%, 22%)
HSV	hsv(355, 73%, 35%)
CMYK	cmyk(0%, 72.7%, 67%, 65.5%)
CIE-LAB	lab(19.30, 29.72, 13.29)
CIE-LCH	lch(19.30, 32.55, 24.09°)
OKLab	oklab(31.58% 0.0882 0.0321)
OKLCH	oklch(31.58% 0.094 20)
XYZ	xyz(4.5734, 2.8173, 1.4651)
Luminance	0.0282 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#58181D #185853

analogous

#58183D #58181D #583318

triadic

#58181D #1D5818 #181D58

tetradic

#58181D #3D5818 #185853 #331858

square

#58181D #3D5818 #185853 #331858

split-complementary

#58181D #185833 #183D58

monochromatic

#180708 #280B0D #58181D #88252D #B8323D

Accessibility & contrast

On white

13.43

#58181D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#58181D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #58181D

13.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##58181D	#FFFFFF	#000000	##FFFFFF
##58181D	1.00	13.43	1.56	13.43
#FFFFFF	13.43	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#29261D

Deuteranopia (green-blind)

#39341B

Tritanopia (blue-blind)

#61091A

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #58181d;
/* rgb */ color: rgb(88, 24, 29);
/* oklch */ color: oklch(31.6% 0.094 20.0);

Tailwind

colors: {
  custom: {
    50: '#8c5958',
    500: '#58181d',
    950: '#000000',
  },
}

SCSS

$custom: #58181d;
$custom-light: #8c5958;
$custom-dark: #000000;

JSON

{
  "hex": "#58181d",
  "rgb": {
    "r": 88,
    "g": 24,
    "b": 29
  },
  "hsl": {
    "h": 355.313,
    "s": 57.143,
    "l": 21.961
  },
  "oklch": {
    "l": 0.3158,
    "c": 0.09386,
    "h": 20
  },
  "luminance": 0.02817
}

Semantic roles & 50–950 ramp

primary

#58181D

secondary

#3D8F88

accent

#E0D447

background

#F9F5F5

surface

#F1E9E9

border

#CBC5C5

text

#0D0403

muted

#7E7978

Preview Lab

Preview with #58181D

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

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