#571D21#571D21

#571D21 is a dark, moderate red. Relative luminance 0.030; OKLCH L 32.2% C 0.086 H 19.3°. Best body text is #FFFFFF at 13.10:1 contrast (WCAG AA passes).

Color values

HEX	#571D21
RGB	rgb(87, 29, 33)
HSL	hsl(356, 50%, 23%)
HSV	hsv(356, 67%, 34%)
CMYK	cmyk(0%, 66.7%, 62.1%, 65.9%)
CIE-LAB	lab(20.11, 27.17, 11.53)
CIE-LCH	lch(20.11, 29.52, 22.99°)
OKLab	oklab(32.18% 0.0811 0.0284)
OKLCH	oklch(32.18% 0.086 19.3)
XYZ	xyz(4.6448, 3.0154, 1.7760)
Luminance	0.0301 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#571D21 #1D5753

analogous

#571D3E #571D21 #57361D

triadic

#571D21 #21571D #1D2157

tetradic

#571D21 #3E571D #1D5753 #361D57

square

#571D21 #3E571D #1D5753 #361D57

split-complementary

#571D21 #1D5736 #1D3E57

monochromatic

#170809 #290E10 #571D21 #852C32 #B33C44

Accessibility & contrast

On white

13.10

#571D21 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#571D21 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #571D21

13.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##571D21	#FFFFFF	#000000	##FFFFFF
##571D21	1.00	13.10	1.60	13.10
#FFFFFF	13.10	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B2921

Deuteranopia (green-blind)

#3A3520

Tritanopia (blue-blind)

#60121F

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #571d21;
/* rgb */ color: rgb(87, 29, 33);
/* oklch */ color: oklch(32.2% 0.086 19.3);

Tailwind

colors: {
  custom: {
    50: '#8b5c5c',
    500: '#571d21',
    950: '#000000',
  },
}

SCSS

$custom: #571d21;
$custom-light: #8b5c5c;
$custom-dark: #000000;

JSON

{
  "hex": "#571d21",
  "rgb": {
    "r": 87,
    "g": 29,
    "b": 33
  },
  "hsl": {
    "h": 355.862,
    "s": 50,
    "l": 22.745
  },
  "oklch": {
    "l": 0.32176,
    "c": 0.08589,
    "h": 19.3
  },
  "luminance": 0.03015
}

Semantic roles & 50–950 ramp

primary

#571D21

secondary

#448C87

accent

#DAD04E

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0C0404

muted

#7D7979

Preview Lab

Preview with #571D21

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

Preview Lab → · Contrast checker → · Palette generator →