#571B22#571B22

#571B22 is a dark, moderate red. Relative luminance 0.029; OKLCH L 31.9% C 0.089 H 16.8°. Best body text is #FFFFFF at 13.25:1 contrast (WCAG AA passes).

Color values

HEX	#571B22
RGB	rgb(87, 27, 34)
HSL	hsl(353, 53%, 22%)
HSV	hsv(353, 69%, 34%)
CMYK	cmyk(0%, 69%, 60.9%, 65.9%)
CIE-LAB	lab(19.75, 28.29, 10.35)
CIE-LCH	lch(19.75, 30.12, 20.10°)
OKLab	oklab(31.91% 0.0848 0.0257)
OKLCH	oklch(31.91% 0.089 16.8)
XYZ	xyz(4.6116, 2.9262, 1.8350)
Luminance	0.0293 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#571B22 #1B5750

analogous

#571B40 #571B22 #57321B

triadic

#571B22 #22571B #1B2257

tetradic

#571B22 #40571B #1B5750 #321B57

square

#571B22 #40571B #1B5750 #321B57

split-complementary

#571B22 #1B5732 #1B4057

monochromatic

#170709 #280D10 #571B22 #862934 #B43847

Accessibility & contrast

On white

13.25

#571B22 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#571B22 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #571B22

13.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##571B22	#FFFFFF	#000000	##FFFFFF
##571B22	1.00	13.25	1.59	13.25
#FFFFFF	13.25	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A2822

Deuteranopia (green-blind)

#393421

Tritanopia (blue-blind)

#60101E

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #571b22;
/* rgb */ color: rgb(87, 27, 34);
/* oklch */ color: oklch(31.9% 0.089 16.8);

Tailwind

colors: {
  custom: {
    50: '#8b5b5c',
    500: '#571b22',
    950: '#000000',
  },
}

SCSS

$custom: #571b22;
$custom-light: #8b5b5c;
$custom-dark: #000000;

JSON

{
  "hex": "#571b22",
  "rgb": {
    "r": 87,
    "g": 27,
    "b": 34
  },
  "hsl": {
    "h": 353,
    "s": 52.632,
    "l": 22.353
  },
  "oklch": {
    "l": 0.31914,
    "c": 0.08858,
    "h": 16.8
  },
  "luminance": 0.02926
}

Semantic roles & 50–950 ramp

primary

#571B22

secondary

#418D84

accent

#DCCB4C

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0C0404

muted

#7D7979

Preview Lab

Preview with #571B22

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

Preview Lab → · Contrast checker → · Palette generator →