#571A1A#571A1A

#571A1A is a dark, moderate red. Relative luminance 0.028; OKLCH L 31.6% C 0.090 H 23.9°. Best body text is #FFFFFF at 13.39:1 contrast (WCAG AA passes).

Color values

HEX	#571A1A
RGB	rgb(87, 26, 26)
HSL	hsl(0, 54%, 22%)
HSV	hsv(0, 70%, 34%)
CMYK	cmyk(0%, 70.1%, 70.1%, 65.9%)
CIE-LAB	lab(19.39, 28.15, 15.44)
CIE-LCH	lch(19.39, 32.11, 28.74°)
OKLab	oklab(31.59% 0.0827 0.0366)
OKLCH	oklch(31.59% 0.09 23.9)
XYZ	xyz(4.4868, 2.8402, 1.2890)
Luminance	0.0284 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#571A1A #1A5757

analogous

#571A39 #571A1A #57391A

triadic

#571A1A #1A571A #1A1A57

tetradic

#571A1A #39571A #1A5757 #391A57

square

#571A1A #39571A #1A5757 #391A57

split-complementary

#571A1A #1A5739 #1A3957

monochromatic

#180707 #280C0C #571A1A #862828 #B53636

Accessibility & contrast

On white

13.39

#571A1A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#571A1A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #571A1A

13.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##571A1A	#FFFFFF	#000000	##FFFFFF
##571A1A	1.00	13.39	1.57	13.39
#FFFFFF	13.39	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A2719

Deuteranopia (green-blind)

#393418

Tritanopia (blue-blind)

#600C1B

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #571a1a;
/* rgb */ color: rgb(87, 26, 26);
/* oklch */ color: oklch(31.6% 0.090 23.9);

Tailwind

colors: {
  custom: {
    50: '#8b5a56',
    500: '#571a1a',
    950: '#000000',
  },
}

SCSS

$custom: #571a1a;
$custom-light: #8b5a56;
$custom-dark: #000000;

JSON

{
  "hex": "#571a1a",
  "rgb": {
    "r": 87,
    "g": 26,
    "b": 26
  },
  "hsl": {
    "h": 0,
    "s": 53.982,
    "l": 22.157
  },
  "oklch": {
    "l": 0.31594,
    "c": 0.09048,
    "h": 23.9
  },
  "luminance": 0.0284
}

Semantic roles & 50–950 ramp

primary

#571A1A

secondary

#408D8D

accent

#DDDD4A

background

#F9F5F5

surface

#F1E9E9

border

#CBC5C5

text

#0D0403

muted

#7E7978

Preview Lab

Preview with #571A1A

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

Preview Lab → · Contrast checker → · Palette generator →