#511019#511019

#511019 is a dark, moderate red. Relative luminance 0.022; OKLCH L 29.2% C 0.095 H 17.9°. Best body text is #FFFFFF at 14.60:1 contrast (WCAG AA passes).

Color values

HEX	#511019
RGB	rgb(81, 16, 25)
HSL	hsl(352, 67%, 19%)
HSV	hsv(352, 80%, 32%)
CMYK	cmyk(0%, 80.2%, 69.1%, 68.2%)
CIE-LAB	lab(16.46, 30.38, 12.15)
CIE-LCH	lch(16.46, 32.72, 21.80°)
OKLab	oklab(29.17% 0.0905 0.0292)
OKLCH	oklch(29.17% 0.095 17.9)
XYZ	xyz(3.7545, 2.1907, 1.1447)
Luminance	0.0219 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511019 #105148

analogous

#51103A #511019 #512810

triadic

#511019 #195110 #101951

tetradic

#511019 #3A5110 #105148 #281051

square

#511019 #3A5110 #105148 #281051

split-complementary

#511019 #105128 #103A51

monochromatic

#1A0508 #1E0609 #511019 #841A29 #B72439

Accessibility & contrast

On white

14.60

#511019 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#511019 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511019

14.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511019	#FFFFFF	#000000	##FFFFFF
##511019	1.00	14.60	1.44	14.60
#FFFFFF	14.60	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#222019

Deuteranopia (green-blind)

#322E17

Tritanopia (blue-blind)

#5A0014

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #511019;
/* rgb */ color: rgb(81, 16, 25);
/* oklch */ color: oklch(29.2% 0.095 17.9);

Tailwind

colors: {
  custom: {
    50: '#875455',
    500: '#511019',
    950: '#000000',
  },
}

SCSS

$custom: #511019;
$custom-light: #875455;
$custom-dark: #000000;

JSON

{
  "hex": "#511019",
  "rgb": {
    "r": 81,
    "g": 16,
    "b": 25
  },
  "hsl": {
    "h": 351.692,
    "s": 67.01,
    "l": 19.02
  },
  "oklch": {
    "l": 0.29165,
    "c": 0.09507,
    "h": 17.9
  },
  "luminance": 0.0219
}

Semantic roles & 50–950 ramp

primary

#511019

secondary

#328B7E

accent

#EAD23E

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0C0303

muted

#7D7878

Preview Lab

Preview with #511019

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

Preview Lab → · Contrast checker → · Palette generator →