#57171A#57171A

#57171A is a dark, moderate red. Relative luminance 0.027; OKLCH L 31.2% C 0.094 H 21.9°. Best body text is #FFFFFF at 13.61:1 contrast (WCAG AA passes).

Color values

HEX	#57171A
RGB	rgb(87, 23, 26)
HSL	hsl(357, 58%, 22%)
HSV	hsv(357, 74%, 34%)
CMYK	cmyk(0%, 73.6%, 70.1%, 65.9%)
CIE-LAB	lab(18.86, 29.59, 14.77)
CIE-LCH	lch(18.86, 33.07, 26.53°)
OKLab	oklab(31.2% 0.0873 0.0351)
OKLCH	oklch(31.2% 0.094 21.9)
XYZ	xyz(4.4238, 2.7142, 1.2680)
Luminance	0.0271 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57171A #175754

analogous

#57173A #57171A #573417

triadic

#57171A #1A5717 #171A57

tetradic

#57171A #3A5717 #175754 #341757

square

#57171A #3A5717 #175754 #341757

split-complementary

#57171A #175734 #173A57

monochromatic

#180607 #270A0C #57171A #872428 #B83137

Accessibility & contrast

On white

13.61

#57171A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#57171A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57171A

13.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57171A	#FFFFFF	#000000	##FFFFFF
##57171A	1.00	13.61	1.54	13.61
#FFFFFF	13.61	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#28251A

Deuteranopia (green-blind)

#383318

Tritanopia (blue-blind)

#600719

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #57171a;
/* rgb */ color: rgb(87, 23, 26);
/* oklch */ color: oklch(31.2% 0.094 21.9);

Tailwind

colors: {
  custom: {
    50: '#8c5956',
    500: '#57171a',
    950: '#000000',
  },
}

SCSS

$custom: #57171a;
$custom-light: #8c5956;
$custom-dark: #000000;

JSON

{
  "hex": "#57171a",
  "rgb": {
    "r": 87,
    "g": 23,
    "b": 26
  },
  "hsl": {
    "h": 357.188,
    "s": 58.182,
    "l": 21.569
  },
  "oklch": {
    "l": 0.31197,
    "c": 0.09409,
    "h": 21.9
  },
  "luminance": 0.02714
}

Semantic roles & 50–950 ramp

primary

#57171A

secondary

#3C8E8A

accent

#E1DA46

background

#F9F5F5

surface

#F1E9E9

border

#CBC5C5

text

#0D0403

muted

#7E7978

Preview Lab

Preview with #57171A

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

Preview Lab → · Contrast checker → · Palette generator →