#511611#511611

#511611 is a dark, moderate red. Relative luminance 0.024; OKLCH L 29.7% C 0.089 H 28.5°. Best body text is #FFFFFF at 14.26:1 contrast (WCAG AA passes).

Color values

HEX	#511611
RGB	rgb(81, 22, 17)
HSL	hsl(5, 65%, 19%)
HSV	hsv(5, 79%, 32%)
CMYK	cmyk(0%, 72.8%, 79%, 68.2%)
CIE-LAB	lab(17.29, 27.19, 18.55)
CIE-LCH	lch(17.29, 32.92, 34.31°)
OKLab	oklab(29.74% 0.0784 0.0425)
OKLCH	oklch(29.74% 0.089 28.5)
XYZ	xyz(3.7818, 2.3642, 0.7874)
Luminance	0.0236 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511611 #114C51

analogous

#51112C #511611 #513611

triadic

#511611 #115116 #161151

tetradic

#511611 #2C5111 #114C51 #361151

square

#511611 #2C5111 #114C51 #361151

split-complementary

#511611 #115136 #112C51

monochromatic

#190705 #1E0806 #511611 #84241C #B63126

Accessibility & contrast

On white

14.26

#511611 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#511611 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511611

14.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511611	#FFFFFF	#000000	##FFFFFF
##511611	1.00	14.26	1.47	14.26
#FFFFFF	14.26	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#262210

Deuteranopia (green-blind)

#352F0F

Tritanopia (blue-blind)

#5A0615

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #511611;
/* rgb */ color: rgb(81, 22, 17);
/* oklch */ color: oklch(29.7% 0.089 28.5);

Tailwind

colors: {
  custom: {
    50: '#87574f',
    500: '#511611',
    950: '#000000',
  },
}

SCSS

$custom: #511611;
$custom-light: #87574f;
$custom-dark: #000000;

JSON

{
  "hex": "#511611",
  "rgb": {
    "r": 81,
    "g": 22,
    "b": 17
  },
  "hsl": {
    "h": 4.688,
    "s": 65.306,
    "l": 19.216
  },
  "oklch": {
    "l": 0.29743,
    "c": 0.08923,
    "h": 28.5
  },
  "luminance": 0.02364
}

Semantic roles & 50–950 ramp

primary

#511611

secondary

#34848A

accent

#DBE840

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0C0302

muted

#7D7878

Preview Lab

Preview with #511611

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

Preview Lab → · Contrast checker → · Palette generator →