#511110#511110

#511110 is a dark, moderate red. Relative luminance 0.022; OKLCH L 29.1% C 0.095 H 26.0°. Best body text is #FFFFFF at 14.61:1 contrast (WCAG AA passes).

Color values

HEX	#511110
RGB	rgb(81, 17, 16)
HSL	hsl(1, 67%, 19%)
HSV	hsv(1, 80%, 32%)
CMYK	cmyk(0%, 79%, 80.2%, 68.2%)
CIE-LAB	lab(16.45, 29.42, 18.08)
CIE-LCH	lch(16.45, 34.53, 31.58°)
OKLab	oklab(29.1% 0.0852 0.0416)
OKLCH	oklch(29.1% 0.095 26)
XYZ	xyz(3.6877, 2.1882, 0.7183)
Luminance	0.0219 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511110 #105051

analogous

#511030 #511110 #513210

triadic

#511110 #105111 #111051

tetradic

#511110 #305110 #105051 #321051

square

#511110 #305110 #105051 #321051

split-complementary

#511110 #105132 #103051

monochromatic

#1A0505 #1E0606 #511110 #841C1A #B72624

Accessibility & contrast

On white

14.61

#511110 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#511110 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511110

14.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511110	#FFFFFF	#000000	##FFFFFF
##511110	1.00	14.61	1.44	14.61
#FFFFFF	14.61	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#24200F

Deuteranopia (green-blind)

#342E0E

Tritanopia (blue-blind)

#5A0012

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #511110;
/* rgb */ color: rgb(81, 17, 16);
/* oklch */ color: oklch(29.1% 0.095 26.0);

Tailwind

colors: {
  custom: {
    50: '#88544e',
    500: '#511110',
    950: '#000000',
  },
}

SCSS

$custom: #511110;
$custom-light: #88544e;
$custom-dark: #000000;

JSON

{
  "hex": "#511110",
  "rgb": {
    "r": 81,
    "g": 17,
    "b": 16
  },
  "hsl": {
    "h": 0.923,
    "s": 67.01,
    "l": 19.02
  },
  "oklch": {
    "l": 0.29104,
    "c": 0.09483,
    "h": 26
  },
  "luminance": 0.02188
}

Semantic roles & 50–950 ramp

primary

#511110

secondary

#32898B

accent

#E7EA3E

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0C0301

muted

#7D7877

Preview Lab

Preview with #511110

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

Preview Lab → · Contrast checker → · Palette generator →