#571A10#571A10

#571A10 is a dark, moderate red. Relative luminance 0.028; OKLCH L 31.4% C 0.092 H 31.8°. Best body text is #FFFFFF at 13.46:1 contrast (WCAG AA passes).

Color values

HEX	#571A10
RGB	rgb(87, 26, 16)
HSL	hsl(8, 69%, 20%)
HSV	hsv(8, 82%, 34%)
CMYK	cmyk(0%, 70.1%, 81.6%, 65.9%)
CIE-LAB	lab(19.24, 27.56, 21.73)
CIE-LCH	lch(19.24, 35.10, 38.25°)
OKLab	oklab(31.43% 0.0786 0.0487)
OKLCH	oklch(31.43% 0.092 31.8)
XYZ	xyz(4.3939, 2.8031, 0.7998)
Luminance	0.0280 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#571A10 #104D57

analogous

#571029 #571A10 #573E10

triadic

#571A10 #10571A #1A1057

tetradic

#571A10 #295710 #104D57 #3E1057

square

#571A10 #295710 #104D57 #3E1057

split-complementary

#571A10 #10573E #102957

monochromatic

#1A0805 #230B06 #571A10 #8B291A #BE3923

Accessibility & contrast

On white

13.46

#571A10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#571A10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #571A10

13.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##571A10	#FFFFFF	#000000	##FFFFFF
##571A10	1.00	13.46	1.56	13.46
#FFFFFF	13.46	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B260F

Deuteranopia (green-blind)

#3A340E

Tritanopia (blue-blind)

#600A18

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #571a10;
/* rgb */ color: rgb(87, 26, 16);
/* oklch */ color: oklch(31.4% 0.092 31.8);

Tailwind

colors: {
  custom: {
    50: '#8c5a4e',
    500: '#571a10',
    950: '#000000',
  },
}

SCSS

$custom: #571a10;
$custom-light: #8c5a4e;
$custom-dark: #000000;

JSON

{
  "hex": "#571a10",
  "rgb": {
    "r": 87,
    "g": 26,
    "b": 16
  },
  "hsl": {
    "h": 8.451,
    "s": 68.932,
    "l": 20.196
  },
  "oklch": {
    "l": 0.31428,
    "c": 0.09246,
    "h": 31.8
  },
  "luminance": 0.02802
}

Semantic roles & 50–950 ramp

primary

#571A10

secondary

#328390

accent

#D3EC3C

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0401

muted

#7E7977

Preview Lab

Preview with #571A10

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

Preview Lab → · Contrast checker → · Palette generator →