#571D1D#571D1D

#571D1D is a dark, moderate red. Relative luminance 0.030; OKLCH L 32.1% C 0.086 H 23.3°. Best body text is #FFFFFF at 13.13:1 contrast (WCAG AA passes).

Color values

HEX	#571D1D
RGB	rgb(87, 29, 29)
HSL	hsl(0, 50%, 23%)
HSV	hsv(0, 67%, 34%)
CMYK	cmyk(0%, 66.7%, 66.7%, 65.9%)
CIE-LAB	lab(20.02, 26.84, 14.18)
CIE-LCH	lch(20.02, 30.36, 27.84°)
OKLab	oklab(32.09% 0.0793 0.0341)
OKLCH	oklch(32.09% 0.086 23.3)
XYZ	xyz(4.5920, 2.9943, 1.4983)
Luminance	0.0299 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#571D1D #1D5757

analogous

#571D3A #571D1D #573A1D

triadic

#571D1D #1D571D #1D1D57

tetradic

#571D1D #3A571D #1D5757 #3A1D57

square

#571D1D #3A571D #1D5757 #3A1D57

split-complementary

#571D1D #1D573A #1D3A57

monochromatic

#170808 #290E0E #571D1D #852C2C #B33C3C

Accessibility & contrast

On white

13.13

#571D1D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#571D1D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #571D1D

13.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##571D1D	#FFFFFF	#000000	##FFFFFF
##571D1D	1.00	13.13	1.60	13.13
#FFFFFF	13.13	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C291D

Deuteranopia (green-blind)

#3A351C

Tritanopia (blue-blind)

#60111E

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #571d1d;
/* rgb */ color: rgb(87, 29, 29);
/* oklch */ color: oklch(32.1% 0.086 23.3);

Tailwind

colors: {
  custom: {
    50: '#8b5c58',
    500: '#571d1d',
    950: '#000000',
  },
}

SCSS

$custom: #571d1d;
$custom-light: #8b5c58;
$custom-dark: #000000;

JSON

{
  "hex": "#571d1d",
  "rgb": {
    "r": 87,
    "g": 29,
    "b": 29
  },
  "hsl": {
    "h": 0,
    "s": 50,
    "l": 22.745
  },
  "oklch": {
    "l": 0.32085,
    "c": 0.08629,
    "h": 23.3
  },
  "luminance": 0.02994
}

Semantic roles & 50–950 ramp

primary

#571D1D

secondary

#448C8C

accent

#DADA4E

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0D0403

muted

#7D7978

Preview Lab

Preview with #571D1D

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

Preview Lab → · Contrast checker → · Palette generator →