#571B0E#571B0E

#571B0E is a dark, moderate red. Relative luminance 0.028; OKLCH L 31.5% C 0.092 H 33.8°. Best body text is #FFFFFF at 13.39:1 contrast (WCAG AA passes).

Color values

HEX	#571B0E
RGB	rgb(87, 27, 14)
HSL	hsl(11, 72%, 20%)
HSV	hsv(11, 84%, 34%)
CMYK	cmyk(0%, 69%, 83.9%, 65.9%)
CIE-LAB	lab(19.40, 26.97, 22.98)
CIE-LCH	lch(19.40, 35.43, 40.43°)
OKLab	oklab(31.54% 0.0763 0.0512)
OKLCH	oklch(31.54% 0.092 33.8)
XYZ	xyz(4.4022, 2.8424, 0.7322)
Luminance	0.0284 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#571B0E #0E4A57

analogous

#570E26 #571B0E #57400E

triadic

#571B0E #0E571B #1B0E57

tetradic

#571B0E #26570E #0E4A57 #400E57

square

#571B0E #26570E #0E4A57 #400E57

split-complementary

#571B0E #0E5740 #0E2657

monochromatic

#1A0804 #220B06 #571B0E #8C2B16 #C03C1F

Accessibility & contrast

On white

13.39

#571B0E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#571B0E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #571B0E

13.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##571B0E	#FFFFFF	#000000	##FFFFFF
##571B0E	1.00	13.39	1.57	13.39
#FFFFFF	13.39	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C270C

Deuteranopia (green-blind)

#3B340C

Tritanopia (blue-blind)

#600B18

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #571b0e;
/* rgb */ color: rgb(87, 27, 14);
/* oklch */ color: oklch(31.5% 0.092 33.8);

Tailwind

colors: {
  custom: {
    50: '#8c5b4d',
    500: '#571b0e',
    950: '#000000',
  },
}

SCSS

$custom: #571b0e;
$custom-light: #8c5b4d;
$custom-dark: #000000;

JSON

{
  "hex": "#571b0e",
  "rgb": {
    "r": 87,
    "g": 27,
    "b": 14
  },
  "hsl": {
    "h": 10.685,
    "s": 72.277,
    "l": 19.804
  },
  "oklch": {
    "l": 0.31544,
    "c": 0.09186,
    "h": 33.8
  },
  "luminance": 0.02842
}

Semantic roles & 50–950 ramp

primary

#571B0E

secondary

#308091

accent

#CFEF39

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0401

muted

#7E7977

Preview Lab

Preview with #571B0E

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

Preview Lab → · Contrast checker → · Palette generator →