#571B16#571B16

#571B16 is a dark, moderate red. Relative luminance 0.029; OKLCH L 31.7% C 0.090 H 28.0°. Best body text is #FFFFFF at 13.35:1 contrast (WCAG AA passes).

Color values

HEX	#571B16
RGB	rgb(87, 27, 22)
HSL	hsl(5, 60%, 21%)
HSV	hsv(5, 75%, 34%)
CMYK	cmyk(0%, 69%, 74.7%, 65.9%)
CIE-LAB	lab(19.51, 27.39, 18.29)
CIE-LCH	lch(19.51, 32.93, 33.73°)
OKLab	oklab(31.66% 0.0794 0.0423)
OKLCH	oklch(31.66% 0.09 28)
XYZ	xyz(4.4677, 2.8687, 1.0773)
Luminance	0.0287 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#571B16 #165257

analogous

#571632 #571B16 #573C16

triadic

#571B16 #16571B #1B1657

tetradic

#571B16 #325716 #165257 #3C1657

square

#571B16 #325716 #165257 #3C1657

split-complementary

#571B16 #16573C #163257

monochromatic

#180806 #260C0A #571B16 #882A22 #B9392F

Accessibility & contrast

On white

13.35

#571B16 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#571B16 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #571B16

13.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##571B16	#FFFFFF	#000000	##FFFFFF
##571B16	1.00	13.35	1.57	13.35
#FFFFFF	13.35	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B2715

Deuteranopia (green-blind)

#3A3414

Tritanopia (blue-blind)

#600D1A

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #571b16;
/* rgb */ color: rgb(87, 27, 22);
/* oklch */ color: oklch(31.7% 0.090 28.0);

Tailwind

colors: {
  custom: {
    50: '#8c5b53',
    500: '#571b16',
    950: '#000000',
  },
}

SCSS

$custom: #571b16;
$custom-light: #8c5b53;
$custom-dark: #000000;

JSON

{
  "hex": "#571b16",
  "rgb": {
    "r": 87,
    "g": 27,
    "b": 22
  },
  "hsl": {
    "h": 4.615,
    "s": 59.633,
    "l": 21.373
  },
  "oklch": {
    "l": 0.3166,
    "c": 0.08998,
    "h": 28
  },
  "luminance": 0.02868
}

Semantic roles & 50–950 ramp

primary

#571B16

secondary

#3A888E

accent

#D7E345

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0402

muted

#7E7978

Preview Lab

Preview with #571B16

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

Preview Lab → · Contrast checker → · Palette generator →