#5F181C#5F181C

#5F181C is a dark, moderate red. Relative luminance 0.032; OKLCH L 32.9% C 0.102 H 21.8°. Best body text is #FFFFFF at 12.85:1 contrast (WCAG AA passes).

Color values

HEX	#5F181C
RGB	rgb(95, 24, 28)
HSL	hsl(357, 60%, 23%)
HSV	hsv(357, 75%, 37%)
CMYK	cmyk(0%, 74.7%, 70.5%, 62.7%)
CIE-LAB	lab(20.72, 32.24, 16.08)
CIE-LCH	lch(20.72, 36.02, 26.50°)
OKLab	oklab(32.9% 0.095 0.038)
OKLCH	oklch(32.9% 0.102 21.8)
XYZ	xyz(5.2561, 3.1708, 1.4336)
Luminance	0.0317 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5F181C #185F5B

analogous

#5F183F #5F181C #5F3718

triadic

#5F181C #1C5F18 #181C5F

tetradic

#5F181C #3F5F18 #185F5B #37185F

square

#5F181C #3F5F18 #185F5B #37185F

split-complementary

#5F181C #185F37 #183F5F

monochromatic

#180607 #2E0C0E #5F181C #90242A #C13139

Accessibility & contrast

On white

12.85

#5F181C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#5F181C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5F181C

12.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5F181C	#FFFFFF	#000000	##FFFFFF
##5F181C	1.00	12.85	1.63	12.85
#FFFFFF	12.85	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B281C

Deuteranopia (green-blind)

#3D371A

Tritanopia (blue-blind)

#69041A

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #5f181c;
/* rgb */ color: rgb(95, 24, 28);
/* oklch */ color: oklch(32.9% 0.102 21.8);

Tailwind

colors: {
  custom: {
    50: '#925a58',
    500: '#5f181c',
    950: '#000000',
  },
}

SCSS

$custom: #5f181c;
$custom-light: #925a58;
$custom-dark: #000000;

JSON

{
  "hex": "#5f181c",
  "rgb": {
    "r": 95,
    "g": 24,
    "b": 28
  },
  "hsl": {
    "h": 356.62,
    "s": 59.664,
    "l": 23.333
  },
  "oklch": {
    "l": 0.32899,
    "c": 0.10233,
    "h": 21.8
  },
  "luminance": 0.0317
}

Semantic roles & 50–950 ramp

primary

#5F181C

secondary

#3D9590

accent

#E3DA45

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0403

muted

#7E7978

Preview Lab

Preview with #5F181C

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

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