#5C180D#5C180D

#5C180D is a dark, moderate red. Relative luminance 0.030; OKLCH L 32.1% C 0.101 H 31.9°. Best body text is #FFFFFF at 13.19:1 contrast (WCAG AA passes).

Color values

HEX	#5C180D
RGB	rgb(92, 24, 13)
HSL	hsl(8, 75%, 21%)
HSV	hsv(8, 86%, 36%)
CMYK	cmyk(0%, 73.9%, 85.9%, 63.9%)
CIE-LAB	lab(19.88, 30.35, 24.28)
CIE-LCH	lch(19.88, 38.87, 38.66°)
OKLab	oklab(32.09% 0.086 0.0534)
OKLCH	oklch(32.09% 0.101 31.9)
XYZ	xyz(4.8135, 2.9584, 0.6983)
Luminance	0.0296 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5C180D #0D515C

analogous

#5C0D2A #5C180D #5C3F0D

triadic

#5C180D #0D5C18 #180D5C

tetradic

#5C180D #2A5C0D #0D515C #3F0D5C

square

#5C180D #2A5C0D #0D515C #3F0D5C

split-complementary

#5C180D #0D5C3F #0D2A5C

monochromatic

#1B0704 #260A05 #5C180D #922615 #C7341C

Accessibility & contrast

On white

13.19

#5C180D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#5C180D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5C180D

13.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5C180D	#FFFFFF	#000000	##FFFFFF
##5C180D	1.00	13.19	1.59	13.19
#FFFFFF	13.19	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C270B

Deuteranopia (green-blind)

#3D360A

Tritanopia (blue-blind)

#660216

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #5c180d;
/* rgb */ color: rgb(92, 24, 13);
/* oklch */ color: oklch(32.1% 0.101 31.9);

Tailwind

colors: {
  custom: {
    50: '#915a4d',
    500: '#5c180d',
    950: '#000000',
  },
}

SCSS

$custom: #5c180d;
$custom-light: #915a4d;
$custom-dark: #000000;

JSON

{
  "hex": "#5c180d",
  "rgb": {
    "r": 92,
    "g": 24,
    "b": 13
  },
  "hsl": {
    "h": 8.354,
    "s": 75.238,
    "l": 20.588
  },
  "oklch": {
    "l": 0.32088,
    "c": 0.10124,
    "h": 31.9
  },
  "luminance": 0.02958
}

Semantic roles & 50–950 ramp

primary

#5C180D

secondary

#2F8896

accent

#D8F236

background

#F9F5F4

surface

#F2E9E7

border

#CCC5C3

text

#0E0401

muted

#7E7977

Preview Lab

Preview with #5C180D

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

Preview Lab → · Contrast checker → · Palette generator →