#51160B#51160B

#51160B is a dark, moderate red. Relative luminance 0.023; OKLCH L 29.7% C 0.091 H 32.7°. Best body text is #FFFFFF at 14.29:1 contrast (WCAG AA passes).

Color values

HEX	#51160B
RGB	rgb(81, 22, 11)
HSL	hsl(9, 76%, 18%)
HSV	hsv(9, 86%, 32%)
CMYK	cmyk(0%, 72.8%, 86.4%, 68.2%)
CIE-LAB	lab(17.22, 26.91, 21.49)
CIE-LCH	lch(17.22, 34.44, 38.61°)
OKLab	oklab(29.66% 0.0762 0.0489)
OKLCH	oklch(29.66% 0.091 32.7)
XYZ	xyz(3.7411, 2.3479, 0.5727)
Luminance	0.0235 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51160B #0B4651

analogous

#510B23 #51160B #51390B

triadic

#51160B #0B5116 #160B51

tetradic

#51160B #23510B #0B4651 #390B51

square

#51160B #23510B #0B4651 #390B51

split-complementary

#51160B #0B5139 #0B2351

monochromatic

#1B0704 #1B0704 #51160B #872512 #BD331A

Accessibility & contrast

On white

14.29

#51160B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#51160B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51160B

14.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51160B	#FFFFFF	#000000	##FFFFFF
##51160B	1.00	14.29	1.47	14.29
#FFFFFF	14.29	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#272209

Deuteranopia (green-blind)

#362F09

Tritanopia (blue-blind)

#5A0514

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #51160b;
/* rgb */ color: rgb(81, 22, 11);
/* oklch */ color: oklch(29.7% 0.091 32.7);

Tailwind

colors: {
  custom: {
    50: '#88574b',
    500: '#51160b',
    950: '#000000',
  },
}

SCSS

$custom: #51160b;
$custom-light: #88574b;
$custom-dark: #000000;

JSON

{
  "hex": "#51160b",
  "rgb": {
    "r": 81,
    "g": 22,
    "b": 11
  },
  "hsl": {
    "h": 9.429,
    "s": 76.087,
    "l": 18.039
  },
  "oklch": {
    "l": 0.29661,
    "c": 0.09053,
    "h": 32.7
  },
  "luminance": 0.02347
}

Semantic roles & 50–950 ramp

primary

#51160B

secondary

#2B7D8D

accent

#D5F335

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0C0301

muted

#7D7877

Preview Lab

Preview with #51160B

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

Preview Lab → · Contrast checker → · Palette generator →