#57171E#57171E

#57171E is a dark, moderate red. Relative luminance 0.027; OKLCH L 31.3% C 0.094 H 18.3°. Best body text is #FFFFFF at 13.58:1 contrast (WCAG AA passes).

Color values

HEX	#57171E
RGB	rgb(87, 23, 30)
HSL	hsl(353, 58%, 22%)
HSV	hsv(353, 74%, 34%)
CMYK	cmyk(0%, 73.6%, 65.5%, 65.9%)
CIE-LAB	lab(18.94, 29.89, 12.09)
CIE-LCH	lch(18.94, 32.24, 22.02°)
OKLab	oklab(31.28% 0.0891 0.0294)
OKLCH	oklch(31.28% 0.094 18.3)
XYZ	xyz(4.4717, 2.7334, 1.5202)
Luminance	0.0273 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57171E #175750

analogous

#57173E #57171E #573017

triadic

#57171E #1E5717 #171E57

tetradic

#57171E #3E5717 #175750 #301757

square

#57171E #3E5717 #175750 #301757

split-complementary

#57171E #175730 #173E57

monochromatic

#180608 #270A0D #57171E #87242F #B8313F

Accessibility & contrast

On white

13.58

#57171E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#57171E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57171E

13.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57171E	#FFFFFF	#000000	##FFFFFF
##57171E	1.00	13.58	1.55	13.58
#FFFFFF	13.58	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#28251E

Deuteranopia (green-blind)

#38331C

Tritanopia (blue-blind)

#60081A

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #57171e;
/* rgb */ color: rgb(87, 23, 30);
/* oklch */ color: oklch(31.3% 0.094 18.3);

Tailwind

colors: {
  custom: {
    50: '#8b5959',
    500: '#57171e',
    950: '#000000',
  },
}

SCSS

$custom: #57171e;
$custom-light: #8b5959;
$custom-dark: #000000;

JSON

{
  "hex": "#57171e",
  "rgb": {
    "r": 87,
    "g": 23,
    "b": 30
  },
  "hsl": {
    "h": 353.438,
    "s": 58.182,
    "l": 21.569
  },
  "oklch": {
    "l": 0.31284,
    "c": 0.09383,
    "h": 18.3
  },
  "luminance": 0.02733
}

Semantic roles & 50–950 ramp

primary

#57171E

secondary

#3C8E85

accent

#E1D046

background

#F9F5F5

surface

#F1E9E9

border

#CBC5C5

text

#0D0403

muted

#7E7978

Preview Lab

Preview with #57171E

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

Preview Lab → · Contrast checker → · Palette generator →