#57131D#57131D

#57131D is a dark, moderate red. Relative luminance 0.026; OKLCH L 30.8% C 0.099 H 17.1°. Best body text is #FFFFFF at 13.85:1 contrast (WCAG AA passes).

Color values

HEX	#57131D
RGB	rgb(87, 19, 29)
HSL	hsl(351, 64%, 21%)
HSV	hsv(351, 78%, 34%)
CMYK	cmyk(0%, 78.2%, 66.7%, 65.9%)
CIE-LAB	lab(18.28, 31.57, 11.93)
CIE-LCH	lch(18.28, 33.74, 20.70°)
OKLab	oklab(30.79% 0.0943 0.029)
OKLCH	oklch(30.79% 0.099 17.1)
XYZ	xyz(4.3856, 2.5813, 1.4295)
Luminance	0.0258 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57131D #13574D

analogous

#57133F #57131D #572B13

triadic

#57131D #1D5713 #131D57

tetradic

#57131D #3F5713 #13574D #2B1357

square

#57131D #3F5713 #13574D #2B1357

split-complementary

#57131D #13572B #133F57

monochromatic

#190508 #25080C #57131D #891E2E #BB293E

Accessibility & contrast

On white

13.85

#57131D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#57131D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57131D

13.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57131D	#FFFFFF	#000000	##FFFFFF
##57131D	1.00	13.85	1.52	13.85
#FFFFFF	13.85	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#25241D

Deuteranopia (green-blind)

#37321B

Tritanopia (blue-blind)

#600117

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #57131d;
/* rgb */ color: rgb(87, 19, 29);
/* oklch */ color: oklch(30.8% 0.099 17.1);

Tailwind

colors: {
  custom: {
    50: '#8c5758',
    500: '#57131d',
    950: '#000000',
  },
}

SCSS

$custom: #57131d;
$custom-light: #8c5758;
$custom-dark: #000000;

JSON

{
  "hex": "#57131d",
  "rgb": {
    "r": 87,
    "g": 19,
    "b": 29
  },
  "hsl": {
    "h": 351.176,
    "s": 64.151,
    "l": 20.784
  },
  "oklch": {
    "l": 0.30785,
    "c": 0.09861,
    "h": 17.1
  },
  "luminance": 0.02581
}

Semantic roles & 50–950 ramp

primary

#57131D

secondary

#368F82

accent

#E7CF41

background

#F9F5F5

surface

#F1E9E9

border

#CBC5C5

text

#0D0303

muted

#7E7878

Preview Lab

Preview with #57131D

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

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