#531110#531110

#531110 is a dark, moderate red. Relative luminance 0.023; OKLCH L 29.5% C 0.097 H 26.2°. Best body text is #FFFFFF at 14.43:1 contrast (WCAG AA passes).

Color values

HEX	#531110
RGB	rgb(83, 17, 16)
HSL	hsl(1, 68%, 19%)
HSV	hsv(1, 81%, 33%)
CMYK	cmyk(0%, 79.5%, 80.7%, 67.5%)
CIE-LAB	lab(16.88, 30.15, 18.72)
CIE-LCH	lch(16.88, 35.49, 31.83°)
OKLab	oklab(29.51% 0.0872 0.0428)
OKLCH	oklch(29.51% 0.097 26.2)
XYZ	xyz(3.8617, 2.2779, 0.7265)
Luminance	0.0228 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#531110 #105253

analogous

#531031 #531110 #533310

triadic

#531110 #105311 #111053

tetradic

#531110 #315310 #105253 #331053

square

#531110 #315310 #105253 #331053

split-complementary

#531110 #105333 #103153

monochromatic

#1A0505 #200606 #531110 #861C1A #BA2624

Accessibility & contrast

On white

14.43

#531110 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#531110 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #531110

14.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##531110	#FFFFFF	#000000	##FFFFFF
##531110	1.00	14.43	1.46	14.43
#FFFFFF	14.43	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#24210F

Deuteranopia (green-blind)

#352F0E

Tritanopia (blue-blind)

#5C0012

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #531110;
/* rgb */ color: rgb(83, 17, 16);
/* oklch */ color: oklch(29.5% 0.097 26.2);

Tailwind

colors: {
  custom: {
    50: '#8a554e',
    500: '#531110',
    950: '#000000',
  },
}

SCSS

$custom: #531110;
$custom-light: #8a554e;
$custom-dark: #000000;

JSON

{
  "hex": "#531110",
  "rgb": {
    "r": 83,
    "g": 17,
    "b": 16
  },
  "hsl": {
    "h": 0.896,
    "s": 67.677,
    "l": 19.412
  },
  "oklch": {
    "l": 0.2951,
    "c": 0.09719,
    "h": 26.2
  },
  "luminance": 0.02277
}

Semantic roles & 50–950 ramp

primary

#531110

secondary

#328B8D

accent

#E8EB3D

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0301

muted

#7E7877

Preview Lab

Preview with #531110

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

Preview Lab → · Contrast checker → · Palette generator →