#571B19#571B19

#571B19 is a dark, moderate red. Relative luminance 0.029; OKLCH L 31.7% C 0.089 H 25.5°. Best body text is #FFFFFF at 13.32:1 contrast (WCAG AA passes).

Color values

HEX	#571B19
RGB	rgb(87, 27, 25)
HSL	hsl(2, 55%, 22%)
HSV	hsv(2, 71%, 34%)
CMYK	cmyk(0%, 69%, 71.3%, 65.9%)
CIE-LAB	lab(19.56, 27.58, 16.33)
CIE-LCH	lch(19.56, 32.05, 30.63°)
OKLab	oklab(31.72% 0.0807 0.0385)
OKLCH	oklch(31.72% 0.089 25.5)
XYZ	xyz(4.4983, 2.8809, 1.2387)
Luminance	0.0288 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#571B19 #195557

analogous

#571936 #571B19 #573A19

triadic

#571B19 #19571B #1B1957

tetradic

#571B19 #365719 #195557 #3A1957

square

#571B19 #365719 #195557 #3A1957

split-complementary

#571B19 #19573A #193657

monochromatic

#180707 #270C0B #571B19 #872A27 #B63934

Accessibility & contrast

On white

13.32

#571B19 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#571B19 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #571B19

13.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##571B19	#FFFFFF	#000000	##FFFFFF
##571B19	1.00	13.32	1.58	13.32
#FFFFFF	13.32	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B2718

Deuteranopia (green-blind)

#3A3417

Tritanopia (blue-blind)

#600D1B

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #571b19;
/* rgb */ color: rgb(87, 27, 25);
/* oklch */ color: oklch(31.7% 0.089 25.5);

Tailwind

colors: {
  custom: {
    50: '#8b5b55',
    500: '#571b19',
    950: '#000000',
  },
}

SCSS

$custom: #571b19;
$custom-light: #8b5b55;
$custom-dark: #000000;

JSON

{
  "hex": "#571b19",
  "rgb": {
    "r": 87,
    "g": 27,
    "b": 25
  },
  "hsl": {
    "h": 1.935,
    "s": 55.357,
    "l": 21.961
  },
  "oklch": {
    "l": 0.31715,
    "c": 0.08941,
    "h": 25.5
  },
  "luminance": 0.0288
}

Semantic roles & 50–950 ramp

primary

#571B19

secondary

#3E8B8D

accent

#DADF49

background

#F9F5F4

surface

#F1E9E8

border

#CBC5C4

text

#0D0403

muted

#7E7978

Preview Lab

Preview with #571B19

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

Preview Lab → · Contrast checker → · Palette generator →