#571A18#571A18

#571A18 is a dark, moderate red. Relative luminance 0.028; OKLCH L 31.6% C 0.091 H 25.6°. Best body text is #FFFFFF at 13.41:1 contrast (WCAG AA passes).

Color values

HEX	#571A18
RGB	rgb(87, 26, 24)
HSL	hsl(2, 57%, 22%)
HSV	hsv(2, 72%, 34%)
CMYK	cmyk(0%, 70.1%, 72.4%, 65.9%)
CIE-LAB	lab(19.36, 28.02, 16.76)
CIE-LCH	lch(19.36, 32.65, 30.89°)
OKLab	oklab(31.56% 0.0819 0.0393)
OKLCH	oklch(31.56% 0.091 25.6)
XYZ	xyz(4.4652, 2.8316, 1.1754)
Luminance	0.0283 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#571A18 #185557

analogous

#571836 #571A18 #573A18

triadic

#571A18 #18571A #1A1857

tetradic

#571A18 #365718 #185557 #3A1857

square

#571A18 #365718 #185557 #3A1857

split-complementary

#571A18 #18573A #183657

monochromatic

#180707 #270C0B #571A18 #872825 #B73732

Accessibility & contrast

On white

13.41

#571A18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#571A18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #571A18

13.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##571A18	#FFFFFF	#000000	##FFFFFF
##571A18	1.00	13.41	1.57	13.41
#FFFFFF	13.41	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A2717

Deuteranopia (green-blind)

#3A3416

Tritanopia (blue-blind)

#600B1A

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #571a18;
/* rgb */ color: rgb(87, 26, 24);
/* oklch */ color: oklch(31.6% 0.091 25.6);

Tailwind

colors: {
  custom: {
    50: '#8c5a54',
    500: '#571a18',
    950: '#000000',
  },
}

SCSS

$custom: #571a18;
$custom-light: #8c5a54;
$custom-dark: #000000;

JSON

{
  "hex": "#571a18",
  "rgb": {
    "r": 87,
    "g": 26,
    "b": 24
  },
  "hsl": {
    "h": 1.905,
    "s": 56.757,
    "l": 21.765
  },
  "oklch": {
    "l": 0.31556,
    "c": 0.09079,
    "h": 25.6
  },
  "luminance": 0.02831
}

Semantic roles & 50–950 ramp

primary

#571A18

secondary

#3D8B8E

accent

#DBE048

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0402

muted

#7E7978

Preview Lab

Preview with #571A18

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

Preview Lab → · Contrast checker → · Palette generator →