#57271B#57271B

#57271B is a dark, moderate red. Relative luminance 0.036; OKLCH L 33.7% C 0.074 H 35.2°. Best body text is #FFFFFF at 12.27:1 contrast (WCAG AA passes).

Color values

HEX	#57271B
RGB	rgb(87, 39, 27)
HSL	hsl(12, 53%, 22%)
HSV	hsv(12, 69%, 34%)
CMYK	cmyk(0%, 55.2%, 69%, 65.9%)
CIE-LAB	lab(22.15, 21.07, 18.18)
CIE-LCH	lch(22.15, 27.83, 40.78°)
OKLab	oklab(33.68% 0.0608 0.0429)
OKLCH	oklch(33.68% 0.074 35.2)
XYZ	xyz(4.8542, 3.5570, 1.4676)
Luminance	0.0356 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57271B #1B4B57

analogous

#571B2D #57271B #57451B

triadic

#57271B #1B5727 #271B57

tetradic

#57271B #2D571B #1B4B57 #451B57

square

#57271B #2D571B #1B4B57 #451B57

split-complementary

#57271B #1B5745 #1B2D57

monochromatic

#170A07 #28120D #57271B #863C29 #B45138

Accessibility & contrast

On white

12.27

#57271B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#57271B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57271B

12.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57271B	#FFFFFF	#000000	##FFFFFF
##57271B	1.00	12.27	1.71	12.27
#FFFFFF	12.27	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#332F1A

Deuteranopia (green-blind)

#3F391A

Tritanopia (blue-blind)

#601E24

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #57271b;
/* rgb */ color: rgb(87, 39, 27);
/* oklch */ color: oklch(33.7% 0.074 35.2);

Tailwind

colors: {
  custom: {
    50: '#8a6257',
    500: '#57271b',
    950: '#000000',
  },
}

SCSS

$custom: #57271b;
$custom-light: #8a6257;
$custom-dark: #000000;

JSON

{
  "hex": "#57271b",
  "rgb": {
    "r": 87,
    "g": 39,
    "b": 27
  },
  "hsl": {
    "h": 12,
    "s": 52.632,
    "l": 22.353
  },
  "oklch": {
    "l": 0.33684,
    "c": 0.07442,
    "h": 35.2
  },
  "luminance": 0.03556
}

Semantic roles & 50–950 ramp

primary

#57271B

secondary

#417E8D

accent

#BFDC4C

background

#F8F5F5

surface

#F0EAE9

border

#CBC6C5

text

#0C0503

muted

#7D7978

Preview Lab

Preview with #57271B

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

Preview Lab → · Contrast checker → · Palette generator →