#571C1D#571C1D

#571C1D is a dark, moderate red. Relative luminance 0.029; OKLCH L 31.9% C 0.088 H 22.5°. Best body text is #FFFFFF at 13.22:1 contrast (WCAG AA passes).

Color values

HEX	#571C1D
RGB	rgb(87, 28, 29)
HSL	hsl(359, 51%, 23%)
HSV	hsv(359, 68%, 34%)
CMYK	cmyk(0%, 67.8%, 66.7%, 65.9%)
CIE-LAB	lab(19.83, 27.36, 13.93)
CIE-LCH	lch(19.83, 30.70, 26.98°)
OKLab	oklab(31.94% 0.0809 0.0336)
OKLCH	oklch(31.94% 0.088 22.5)
XYZ	xyz(4.5679, 2.9461, 1.4903)
Luminance	0.0295 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#571C1D #1C5756

analogous

#571C3A #571C1D #57381C

triadic

#571C1D #1D571C #1C1D57

tetradic

#571C1D #3A571C #1C5756 #381C57

square

#571C1D #3A571C #1C5756 #381C57

split-complementary

#571C1D #1C5738 #1C3A57

monochromatic

#170708 #290D0E #571C1D #852B2C #B43A3C

Accessibility & contrast

On white

13.22

#571C1D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#571C1D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #571C1D

13.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##571C1D	#FFFFFF	#000000	##FFFFFF
##571C1D	1.00	13.22	1.59	13.22
#FFFFFF	13.22	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B281D

Deuteranopia (green-blind)

#3A351B

Tritanopia (blue-blind)

#60101D

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #571c1d;
/* rgb */ color: rgb(87, 28, 29);
/* oklch */ color: oklch(31.9% 0.088 22.5);

Tailwind

colors: {
  custom: {
    50: '#8b5b58',
    500: '#571c1d',
    950: '#000000',
  },
}

SCSS

$custom: #571c1d;
$custom-light: #8b5b58;
$custom-dark: #000000;

JSON

{
  "hex": "#571c1d",
  "rgb": {
    "r": 87,
    "g": 28,
    "b": 29
  },
  "hsl": {
    "h": 358.983,
    "s": 51.304,
    "l": 22.549
  },
  "oklch": {
    "l": 0.31939,
    "c": 0.08757,
    "h": 22.5
  },
  "luminance": 0.02945
}

Semantic roles & 50–950 ramp

primary

#571C1D

secondary

#428D8B

accent

#DBD84D

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0D0403

muted

#7D7978

Preview Lab

Preview with #571C1D

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

Preview Lab → · Contrast checker → · Palette generator →