#571A1F#571A1F

#571A1F is a dark, moderate red. Relative luminance 0.029; OKLCH L 31.7% C 0.090 H 19.2°. Best body text is #FFFFFF at 13.35:1 contrast (WCAG AA passes).

Color values

HEX	#571A1F
RGB	rgb(87, 26, 31)
HSL	hsl(355, 54%, 22%)
HSV	hsv(355, 70%, 34%)
CMYK	cmyk(0%, 70.1%, 64.4%, 65.9%)
CIE-LAB	lab(19.49, 28.53, 12.11)
CIE-LCH	lch(19.49, 30.99, 23.00°)
OKLab	oklab(31.7% 0.085 0.0296)
OKLCH	oklch(31.7% 0.09 19.2)
XYZ	xyz(4.5476, 2.8646, 1.6095)
Luminance	0.0286 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#571A1F #1A5752

analogous

#571A3E #571A1F #57341A

triadic

#571A1F #1F571A #1A1F57

tetradic

#571A1F #3E571A #1A5752 #341A57

square

#571A1F #3E571A #1A5752 #341A57

split-complementary

#571A1F #1A5734 #1A3E57

monochromatic

#180708 #280C0E #571A1F #862830 #B53641

Accessibility & contrast

On white

13.35

#571A1F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#571A1F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #571A1F

13.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##571A1F	#FFFFFF	#000000	##FFFFFF
##571A1F	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)

#29271F

Deuteranopia (green-blind)

#39341D

Tritanopia (blue-blind)

#600D1C

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #571a1f;
/* rgb */ color: rgb(87, 26, 31);
/* oklch */ color: oklch(31.7% 0.090 19.2);

Tailwind

colors: {
  custom: {
    50: '#8b5a5a',
    500: '#571a1f',
    950: '#000000',
  },
}

SCSS

$custom: #571a1f;
$custom-light: #8b5a5a;
$custom-dark: #000000;

JSON

{
  "hex": "#571a1f",
  "rgb": {
    "r": 87,
    "g": 26,
    "b": 31
  },
  "hsl": {
    "h": 355.082,
    "s": 53.982,
    "l": 22.157
  },
  "oklch": {
    "l": 0.31702,
    "c": 0.08998,
    "h": 19.2
  },
  "luminance": 0.02864
}

Semantic roles & 50–950 ramp

primary

#571A1F

secondary

#408D87

accent

#DDD14A

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0D0403

muted

#7D7978

Preview Lab

Preview with #571A1F

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

Preview Lab → · Contrast checker → · Palette generator →