#571B24#571B24

#571B24 is a dark, moderate red. Relative luminance 0.029; OKLCH L 32.0% C 0.089 H 14.8°. Best body text is #FFFFFF at 13.23:1 contrast (WCAG AA passes).

Color values

HEX	#571B24
RGB	rgb(87, 27, 36)
HSL	hsl(351, 53%, 22%)
HSV	hsv(351, 69%, 34%)
CMYK	cmyk(0%, 69%, 58.6%, 65.9%)
CIE-LAB	lab(19.79, 28.47, 9.02)
CIE-LCH	lch(19.79, 29.86, 17.58°)
OKLab	oklab(31.97% 0.0857 0.0226)
OKLCH	oklch(31.97% 0.089 14.8)
XYZ	xyz(4.6413, 2.9381, 1.9914)
Luminance	0.0294 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#571B24 #1B574E

analogous

#571B42 #571B24 #57301B

triadic

#571B24 #24571B #1B2457

tetradic

#571B24 #42571B #1B574E #301B57

square

#571B24 #42571B #1B574E #301B57

split-complementary

#571B24 #1B5730 #1B4257

monochromatic

#17070A #280D11 #571B24 #862937 #B4384B

Accessibility & contrast

On white

13.23

#571B24 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#571B24 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #571B24

13.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##571B24	#FFFFFF	#000000	##FFFFFF
##571B24	1.00	13.23	1.59	13.23
#FFFFFF	13.23	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#292824

Deuteranopia (green-blind)

#393423

Tritanopia (blue-blind)

#5F101F

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #571b24;
/* rgb */ color: rgb(87, 27, 36);
/* oklch */ color: oklch(32.0% 0.089 14.8);

Tailwind

colors: {
  custom: {
    50: '#8a5b5e',
    500: '#571b24',
    950: '#000000',
  },
}

SCSS

$custom: #571b24;
$custom-light: #8a5b5e;
$custom-dark: #000000;

JSON

{
  "hex": "#571b24",
  "rgb": {
    "r": 87,
    "g": 27,
    "b": 36
  },
  "hsl": {
    "h": 351,
    "s": 52.632,
    "l": 22.353
  },
  "oklch": {
    "l": 0.31966,
    "c": 0.08862,
    "h": 14.8
  },
  "luminance": 0.02937
}

Semantic roles & 50–950 ramp

primary

#571B24

secondary

#418D81

accent

#DCC64C

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0C0404

muted

#7D7979

Preview Lab

Preview with #571B24

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

Preview Lab → · Contrast checker → · Palette generator →