#5A1813#5A1813

#5A1813 is a dark, moderate red. Relative luminance 0.029; OKLCH L 31.8% C 0.098 H 28.2°. Best body text is #FFFFFF at 13.34:1 contrast (WCAG AA passes).

Color values

HEX	#5A1813
RGB	rgb(90, 24, 19)
HSL	hsl(4, 65%, 21%)
HSV	hsv(4, 79%, 35%)
CMYK	cmyk(0%, 73.3%, 78.9%, 64.7%)
CIE-LAB	lab(19.53, 29.85, 20.44)
CIE-LCH	lch(19.53, 36.18, 34.41°)
OKLab	oklab(31.78% 0.086 0.0462)
OKLCH	oklch(31.78% 0.098 28.2)
XYZ	xyz(4.6611, 2.8746, 0.9254)
Luminance	0.0287 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A1813 #13555A

analogous

#5A1332 #5A1813 #5A3C13

triadic

#5A1813 #135A18 #18135A

tetradic

#5A1813 #325A13 #13555A #3C135A

square

#5A1813 #325A13 #13555A #3C135A

split-complementary

#5A1813 #135A3C #13325A

monochromatic

#190705 #270B08 #5A1813 #8D251E #BF3328

Accessibility & contrast

On white

13.34

#5A1813 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#5A1813 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5A1813

13.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A1813	#FFFFFF	#000000	##FFFFFF
##5A1813	1.00	13.34	1.57	13.34
#FFFFFF	13.34	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B2612

Deuteranopia (green-blind)

#3B3511

Tritanopia (blue-blind)

#640517

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #5a1813;
/* rgb */ color: rgb(90, 24, 19);
/* oklch */ color: oklch(31.8% 0.098 28.2);

Tailwind

colors: {
  custom: {
    50: '#8f5951',
    500: '#5a1813',
    950: '#000000',
  },
}

SCSS

$custom: #5a1813;
$custom-light: #8f5951;
$custom-dark: #000000;

JSON

{
  "hex": "#5a1813",
  "rgb": {
    "r": 90,
    "g": 24,
    "b": 19
  },
  "hsl": {
    "h": 4.225,
    "s": 65.138,
    "l": 21.373
  },
  "oklch": {
    "l": 0.31778,
    "c": 0.09766,
    "h": 28.2
  },
  "luminance": 0.02874
}

Semantic roles & 50–950 ramp

primary

#5A1813

secondary

#378C92

accent

#DCE840

background

#F9F5F4

surface

#F2E9E7

border

#CCC5C3

text

#0D0402

muted

#7E7978

Preview Lab

Preview with #5A1813

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

Preview Lab → · Contrast checker → · Palette generator →