#52180D#52180D

#52180D is a dark, moderate red. Relative luminance 0.025; OKLCH L 30.2% C 0.089 H 32.8°. Best body text is #FFFFFF at 14.04:1 contrast (WCAG AA passes).

Color values

HEX	#52180D
RGB	rgb(82, 24, 13)
HSL	hsl(10, 73%, 19%)
HSV	hsv(10, 84%, 32%)
CMYK	cmyk(0%, 70.7%, 84.1%, 67.8%)
CIE-LAB	lab(17.81, 26.41, 21.35)
CIE-LCH	lch(17.81, 33.96, 38.96°)
OKLab	oklab(30.15% 0.0749 0.0483)
OKLCH	oklch(30.15% 0.089 32.8)
XYZ	xyz(3.8794, 2.4767, 0.6545)
Luminance	0.0248 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#52180D #0D4752

analogous

#520D24 #52180D #523A0D

triadic

#52180D #0D5218 #180D52

tetradic

#52180D #24520D #0D4752 #3A0D52

square

#52180D #24520D #0D4752 #3A0D52

split-complementary

#52180D #0D523A #0D2452

monochromatic

#1A0804 #1D0905 #52180D #872715 #BC371E

Accessibility & contrast

On white

14.04

#52180D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#52180D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #52180D

14.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##52180D	#FFFFFF	#000000	##FFFFFF
##52180D	1.00	14.04	1.50	14.04
#FFFFFF	14.04	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#28240B

Deuteranopia (green-blind)

#37300B

Tritanopia (blue-blind)

#5B0816

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #52180d;
/* rgb */ color: rgb(82, 24, 13);
/* oklch */ color: oklch(30.2% 0.089 32.8);

Tailwind

colors: {
  custom: {
    50: '#88584d',
    500: '#52180d',
    950: '#000000',
  },
}

SCSS

$custom: #52180d;
$custom-light: #88584d;
$custom-dark: #000000;

JSON

{
  "hex": "#52180d",
  "rgb": {
    "r": 82,
    "g": 24,
    "b": 13
  },
  "hsl": {
    "h": 9.565,
    "s": 72.632,
    "l": 18.627
  },
  "oklch": {
    "l": 0.30155,
    "c": 0.08916,
    "h": 32.8
  },
  "luminance": 0.02476
}

Semantic roles & 50–950 ramp

primary

#52180D

secondary

#2E7E8D

accent

#D2EF38

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0C0301

muted

#7D7877

Preview Lab

Preview with #52180D

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

Preview Lab → · Contrast checker → · Palette generator →