#57151C#57151C

#57151C is a dark, moderate red. Relative luminance 0.026; OKLCH L 31.0% C 0.096 H 19.0°. Best body text is #FFFFFF at 13.73:1 contrast (WCAG AA passes).

Color values

HEX	#57151C
RGB	rgb(87, 21, 28)
HSL	hsl(354, 61%, 21%)
HSV	hsv(354, 76%, 34%)
CMYK	cmyk(0%, 75.9%, 67.8%, 65.9%)
CIE-LAB	lab(18.57, 30.64, 13.01)
CIE-LCH	lch(18.57, 33.28, 23.00°)
OKLab	oklab(30.99% 0.0911 0.0313)
OKLCH	oklch(30.99% 0.096 19)
XYZ	xyz(4.4087, 2.6470, 1.3772)
Luminance	0.0265 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57151C #155750

analogous

#57153D #57151C #572F15

triadic

#57151C #1C5715 #151C57

tetradic

#57151C #3D5715 #155750 #2F1557

square

#57151C #3D5715 #155750 #2F1557

split-complementary

#57151C #15572F #153D57

monochromatic

#190608 #26090C #57151C #88212C #BA2D3C

Accessibility & contrast

On white

13.73

#57151C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#57151C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57151C

13.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57151C	#FFFFFF	#000000	##FFFFFF
##57151C	1.00	13.73	1.53	13.73
#FFFFFF	13.73	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#27241C

Deuteranopia (green-blind)

#37321A

Tritanopia (blue-blind)

#600418

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #57151c;
/* rgb */ color: rgb(87, 21, 28);
/* oklch */ color: oklch(31.0% 0.096 19.0);

Tailwind

colors: {
  custom: {
    50: '#8c5857',
    500: '#57151c',
    950: '#000000',
  },
}

SCSS

$custom: #57151c;
$custom-light: #8c5857;
$custom-dark: #000000;

JSON

{
  "hex": "#57151c",
  "rgb": {
    "r": 87,
    "g": 21,
    "b": 28
  },
  "hsl": {
    "h": 353.636,
    "s": 61.111,
    "l": 21.176
  },
  "oklch": {
    "l": 0.30993,
    "c": 0.09631,
    "h": 19
  },
  "luminance": 0.02646
}

Semantic roles & 50–950 ramp

primary

#57151C

secondary

#398F86

accent

#E4D344

background

#F9F5F5

surface

#F1E9E9

border

#CBC5C5

text

#0D0303

muted

#7E7878

Preview Lab

Preview with #57151C

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

Preview Lab → · Contrast checker → · Palette generator →