#511115#511115

#511115 is a dark, moderate red. Relative luminance 0.022; OKLCH L 29.2% C 0.094 H 22.0°. Best body text is #FFFFFF at 14.58:1 contrast (WCAG AA passes).

Color values

HEX	#511115
RGB	rgb(81, 17, 21)
HSL	hsl(356, 65%, 19%)
HSV	hsv(356, 79%, 32%)
CMYK	cmyk(0%, 79%, 74.1%, 68.2%)
CIE-LAB	lab(16.53, 29.70, 15.07)
CIE-LCH	lch(16.53, 33.31, 26.91°)
OKLab	oklab(29.19% 0.0873 0.0353)
OKLCH	oklch(29.19% 0.094 22)
XYZ	xyz(3.7295, 2.2049, 0.9385)
Luminance	0.0220 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511115 #11514D

analogous

#511135 #511115 #512D11

triadic

#511115 #155111 #111551

tetradic

#511115 #355111 #11514D #2D1151

square

#511115 #355111 #11514D #2D1151

split-complementary

#511115 #11512D #113551

monochromatic

#190507 #1E0608 #511115 #841C22 #B6262F

Accessibility & contrast

On white

14.58

#511115 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#511115 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511115

14.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511115	#FFFFFF	#000000	##FFFFFF
##511115	1.00	14.58	1.44	14.58
#FFFFFF	14.58	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#232015

Deuteranopia (green-blind)

#332E13

Tritanopia (blue-blind)

#5A0013

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #511115;
/* rgb */ color: rgb(81, 17, 21);
/* oklch */ color: oklch(29.2% 0.094 22.0);

Tailwind

colors: {
  custom: {
    50: '#875552',
    500: '#511115',
    950: '#000000',
  },
}

SCSS

$custom: #511115;
$custom-light: #875552;
$custom-dark: #000000;

JSON

{
  "hex": "#511115",
  "rgb": {
    "r": 81,
    "g": 17,
    "b": 21
  },
  "hsl": {
    "h": 356.25,
    "s": 65.306,
    "l": 19.216
  },
  "oklch": {
    "l": 0.29192,
    "c": 0.0942,
    "h": 22
  },
  "luminance": 0.02204
}

Semantic roles & 50–950 ramp

primary

#511115

secondary

#348A85

accent

#E8DE40

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0C0302

muted

#7D7878

Preview Lab

Preview with #511115

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

Preview Lab → · Contrast checker → · Palette generator →