#57191C#57191C

#57191C is a dark, moderate red. Relative luminance 0.028; OKLCH L 31.5% C 0.091 H 21.4°. Best body text is #FFFFFF at 13.45:1 contrast (WCAG AA passes).

Color values

HEX	#57191C
RGB	rgb(87, 25, 28)
HSL	hsl(357, 55%, 22%)
HSV	hsv(357, 71%, 34%)
CMYK	cmyk(0%, 71.3%, 67.8%, 65.9%)
CIE-LAB	lab(19.25, 28.79, 13.88)
CIE-LCH	lch(19.25, 31.96, 25.74°)
OKLab	oklab(31.5% 0.0852 0.0333)
OKLCH	oklch(31.5% 0.091 21.4)
XYZ	xyz(4.4882, 2.8060, 1.4037)
Luminance	0.0280 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57191C #195754

analogous

#57193B #57191C #573519

triadic

#57191C #1C5719 #191C57

tetradic

#57191C #3B5719 #195754 #351957

square

#57191C #3B5719 #195754 #351957

split-complementary

#57191C #195735 #193B57

monochromatic

#180708 #270B0D #57191C #87272B #B6343B

Accessibility & contrast

On white

13.45

#57191C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#57191C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57191C

13.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57191C	#FFFFFF	#000000	##FFFFFF
##57191C	1.00	13.45	1.56	13.45
#FFFFFF	13.45	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#29261C

Deuteranopia (green-blind)

#39341A

Tritanopia (blue-blind)

#600B1B

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #57191c;
/* rgb */ color: rgb(87, 25, 28);
/* oklch */ color: oklch(31.5% 0.091 21.4);

Tailwind

colors: {
  custom: {
    50: '#8b5a58',
    500: '#57191c',
    950: '#000000',
  },
}

SCSS

$custom: #57191c;
$custom-light: #8b5a58;
$custom-dark: #000000;

JSON

{
  "hex": "#57191c",
  "rgb": {
    "r": 87,
    "g": 25,
    "b": 28
  },
  "hsl": {
    "h": 357.097,
    "s": 55.357,
    "l": 21.961
  },
  "oklch": {
    "l": 0.315,
    "c": 0.09147,
    "h": 21.4
  },
  "luminance": 0.02805
}

Semantic roles & 50–950 ramp

primary

#57191C

secondary

#3E8D8A

accent

#DFD749

background

#F9F5F5

surface

#F1E9E9

border

#CBC5C5

text

#0D0403

muted

#7E7978

Preview Lab

Preview with #57191C

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

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