#511013#511013

#511013 is a dark, moderate red. Relative luminance 0.022; OKLCH L 29.0% C 0.095 H 23.2°. Best body text is #FFFFFF at 14.65:1 contrast (WCAG AA passes).

Color values

HEX	#511013
RGB	rgb(81, 16, 19)
HSL	hsl(357, 67%, 19%)
HSV	hsv(357, 80%, 32%)
CMYK	cmyk(0%, 80.2%, 76.5%, 68.2%)
CIE-LAB	lab(16.34, 30.00, 16.17)
CIE-LCH	lch(16.34, 34.08, 28.32°)
OKLab	oklab(29.04% 0.0878 0.0375)
OKLCH	oklch(29.04% 0.095 23.2)
XYZ	xyz(3.6966, 2.1675, 0.8397)
Luminance	0.0217 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511013 #10514E

analogous

#511034 #511013 #512E10

triadic

#511013 #135110 #101351

tetradic

#511013 #345110 #10514E #2E1051

square

#511013 #345110 #10514E #2E1051

split-complementary

#511013 #10512E #103451

monochromatic

#1A0506 #1E0607 #511013 #841A1F #B7242B

Accessibility & contrast

On white

14.65

#511013 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#511013 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511013

14.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511013	#FFFFFF	#000000	##FFFFFF
##511013	1.00	14.65	1.43	14.65
#FFFFFF	14.65	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#232013

Deuteranopia (green-blind)

#332E11

Tritanopia (blue-blind)

#5A0012

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #511013;
/* rgb */ color: rgb(81, 16, 19);
/* oklch */ color: oklch(29.0% 0.095 23.2);

Tailwind

colors: {
  custom: {
    50: '#885450',
    500: '#511013',
    950: '#000000',
  },
}

SCSS

$custom: #511013;
$custom-light: #885450;
$custom-dark: #000000;

JSON

{
  "hex": "#511013",
  "rgb": {
    "r": 81,
    "g": 16,
    "b": 19
  },
  "hsl": {
    "h": 357.231,
    "s": 67.01,
    "l": 19.02
  },
  "oklch": {
    "l": 0.29043,
    "c": 0.09548,
    "h": 23.2
  },
  "luminance": 0.02167
}

Semantic roles & 50–950 ramp

primary

#511013

secondary

#328B87

accent

#EAE23E

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0C0302

muted

#7D7878

Preview Lab

Preview with #511013

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

Preview Lab → · Contrast checker → · Palette generator →