#5A1318#5A1318

#5A1318 is a dark, moderate red. Relative luminance 0.027; OKLCH L 31.3% C 0.102 H 21.8°. Best body text is #FFFFFF at 13.63:1 contrast (WCAG AA passes).

Color values

HEX	#5A1318
RGB	rgb(90, 19, 24)
HSL	hsl(356, 65%, 21%)
HSV	hsv(356, 79%, 35%)
CMYK	cmyk(0%, 78.9%, 73.3%, 64.7%)
CIE-LAB	lab(18.83, 32.29, 16.25)
CIE-LCH	lch(18.83, 36.15, 26.71°)
OKLab	oklab(31.27% 0.095 0.038)
OKLCH	oklch(31.27% 0.102 21.8)
XYZ	xyz(4.6147, 2.7060, 1.1433)
Luminance	0.0271 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A1318 #135A55

analogous

#5A133C #5A1318 #5A3213

triadic

#5A1318 #185A13 #13185A

tetradic

#5A1318 #3C5A13 #135A55 #32135A

square

#5A1318 #3C5A13 #135A55 #32135A

split-complementary

#5A1318 #135A32 #133C5A

monochromatic

#190507 #27080B #5A1318 #8D1E25 #BF2833

Accessibility & contrast

On white

13.63

#5A1318 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#5A1318 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5A1318

13.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A1318	#FFFFFF	#000000	##FFFFFF
##5A1318	1.00	13.63	1.54	13.63
#FFFFFF	13.63	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#272418

Deuteranopia (green-blind)

#393316

Tritanopia (blue-blind)

#640016

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #5a1318;
/* rgb */ color: rgb(90, 19, 24);
/* oklch */ color: oklch(31.3% 0.102 21.8);

Tailwind

colors: {
  custom: {
    50: '#8f5754',
    500: '#5a1318',
    950: '#000000',
  },
}

SCSS

$custom: #5a1318;
$custom-light: #8f5754;
$custom-dark: #000000;

JSON

{
  "hex": "#5a1318",
  "rgb": {
    "r": 90,
    "g": 19,
    "b": 24
  },
  "hsl": {
    "h": 355.775,
    "s": 65.138,
    "l": 21.373
  },
  "oklch": {
    "l": 0.31274,
    "c": 0.1023,
    "h": 21.8
  },
  "luminance": 0.02705
}

Semantic roles & 50–950 ramp

primary

#5A1318

secondary

#37928C

accent

#E8DC40

background

#F9F5F4

surface

#F2E9E7

border

#CCC5C3

text

#0D0302

muted

#7E7878

Preview Lab

Preview with #5A1318

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

Preview Lab → · Contrast checker → · Palette generator →