#52181E#52181E

#52181E is a dark, moderate red. Relative luminance 0.025; OKLCH L 30.5% C 0.086 H 17.9°. Best body text is #FFFFFF at 13.92:1 contrast (WCAG AA passes).

Color values

HEX	#52181E
RGB	rgb(82, 24, 30)
HSL	hsl(354, 55%, 21%)
HSV	hsv(354, 71%, 32%)
CMYK	cmyk(0%, 70.7%, 63.4%, 67.8%)
CIE-LAB	lab(18.10, 27.51, 10.79)
CIE-LCH	lch(18.10, 29.55, 21.43°)
OKLab	oklab(30.47% 0.0822 0.0265)
OKLCH	oklch(30.47% 0.086 17.9)
XYZ	xyz(4.0410, 2.5414, 1.5058)
Luminance	0.0254 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#52181E #18524C

analogous

#52183B #52181E #522F18

triadic

#52181E #1E5218 #181E52

tetradic

#52181E #3B5218 #18524C #2F1852

square

#52181E #3B5218 #18524C #2F1852

split-complementary

#52181E #18522F #183B52

monochromatic

#180709 #230A0D #52181E #81262F #B13441

Accessibility & contrast

On white

13.92

#52181E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#52181E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #52181E

13.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##52181E	#FFFFFF	#000000	##FFFFFF
##52181E	1.00	13.92	1.51	13.92
#FFFFFF	13.92	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#26251E

Deuteranopia (green-blind)

#35311D

Tritanopia (blue-blind)

#5A0C1B

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #52181e;
/* rgb */ color: rgb(82, 24, 30);
/* oklch */ color: oklch(30.5% 0.086 17.9);

Tailwind

colors: {
  custom: {
    50: '#875959',
    500: '#52181e',
    950: '#000000',
  },
}

SCSS

$custom: #52181e;
$custom-light: #875959;
$custom-dark: #000000;

JSON

{
  "hex": "#52181e",
  "rgb": {
    "r": 82,
    "g": 24,
    "b": 30
  },
  "hsl": {
    "h": 353.793,
    "s": 54.717,
    "l": 20.784
  },
  "oklch": {
    "l": 0.30468,
    "c": 0.08638,
    "h": 17.9
  },
  "luminance": 0.02541
}

Semantic roles & 50–950 ramp

primary

#52181E

secondary

#3D8981

accent

#DECF4A

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0C0303

muted

#7D7878

Preview Lab

Preview with #52181E

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

Preview Lab → · Contrast checker → · Palette generator →