#57171D#57171D

#57171D is a dark, moderate red. Relative luminance 0.027; OKLCH L 31.3% C 0.094 H 19.2°. Best body text is #FFFFFF at 13.59:1 contrast (WCAG AA passes).

Color values

HEX	#57171D
RGB	rgb(87, 23, 29)
HSL	hsl(354, 58%, 22%)
HSV	hsv(354, 74%, 34%)
CMYK	cmyk(0%, 73.6%, 66.7%, 65.9%)
CIE-LAB	lab(18.92, 29.81, 12.76)
CIE-LCH	lch(18.92, 32.42, 23.17°)
OKLab	oklab(31.26% 0.0887 0.0309)
OKLCH	oklch(31.26% 0.094 19.2)
XYZ	xyz(4.4591, 2.7284, 1.4540)
Luminance	0.0273 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57171D #175751

analogous

#57173D #57171D #573117

triadic

#57171D #1D5717 #171D57

tetradic

#57171D #3D5717 #175751 #311757

square

#57171D #3D5717 #175751 #311757

split-complementary

#57171D #175731 #173D57

monochromatic

#180608 #270A0D #57171D #87242D #B8313D

Accessibility & contrast

On white

13.59

#57171D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#57171D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57171D

13.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57171D	#FFFFFF	#000000	##FFFFFF
##57171D	1.00	13.59	1.55	13.59
#FFFFFF	13.59	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#28251D

Deuteranopia (green-blind)

#38331B

Tritanopia (blue-blind)

#60081A

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #57171d;
/* rgb */ color: rgb(87, 23, 29);
/* oklch */ color: oklch(31.3% 0.094 19.2);

Tailwind

colors: {
  custom: {
    50: '#8b5958',
    500: '#57171d',
    950: '#000000',
  },
}

SCSS

$custom: #57171d;
$custom-light: #8b5958;
$custom-dark: #000000;

JSON

{
  "hex": "#57171d",
  "rgb": {
    "r": 87,
    "g": 23,
    "b": 29
  },
  "hsl": {
    "h": 354.375,
    "s": 58.182,
    "l": 21.569
  },
  "oklch": {
    "l": 0.31261,
    "c": 0.09387,
    "h": 19.2
  },
  "luminance": 0.02728
}

Semantic roles & 50–950 ramp

primary

#57171D

secondary

#3C8E86

accent

#E1D346

background

#F9F5F5

surface

#F1E9E9

border

#CBC5C5

text

#0D0403

muted

#7E7978

Preview Lab

Preview with #57171D

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

Preview Lab → · Contrast checker → · Palette generator →