#511E24#511E24

#511E24 is a dark, moderate red. Relative luminance 0.028; OKLCH L 31.3% C 0.077 H 15.5°. Best body text is #FFFFFF at 13.45:1 contrast (WCAG AA passes).

Color values

HEX	#511E24
RGB	rgb(81, 30, 36)
HSL	hsl(353, 46%, 22%)
HSV	hsv(353, 63%, 32%)
CMYK	cmyk(0%, 63%, 55.6%, 68.2%)
CIE-LAB	lab(19.25, 24.51, 8.09)
CIE-LCH	lch(19.25, 25.81, 18.26°)
OKLab	oklab(31.34% 0.0738 0.0204)
OKLCH	oklch(31.34% 0.077 15.5)
XYZ	xyz(4.1764, 2.8057, 1.9904)
Luminance	0.0280 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511E24 #1E514B

analogous

#511E3E #511E24 #51321E

triadic

#511E24 #24511E #1E2451

tetradic

#511E24 #3E511E #1E514B #321E51

square

#511E24 #3E511E #1E514B #321E51

split-complementary

#511E24 #1E5132 #1E3E51

monochromatic

#16080A #240D10 #511E24 #7E2F38 #AA3F4C

Accessibility & contrast

On white

13.45

#511E24 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#511E24 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511E24

13.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511E24	#FFFFFF	#000000	##FFFFFF
##511E24	1.00	13.45	1.56	13.45
#FFFFFF	13.45	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#292824

Deuteranopia (green-blind)

#363323

Tritanopia (blue-blind)

#591620

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #511e24;
/* rgb */ color: rgb(81, 30, 36);
/* oklch */ color: oklch(31.3% 0.077 15.5);

Tailwind

colors: {
  custom: {
    50: '#855c5e',
    500: '#511e24',
    950: '#000000',
  },
}

SCSS

$custom: #511e24;
$custom-light: #855c5e;
$custom-dark: #000000;

JSON

{
  "hex": "#511e24",
  "rgb": {
    "r": 81,
    "g": 30,
    "b": 36
  },
  "hsl": {
    "h": 352.941,
    "s": 45.946,
    "l": 21.765
  },
  "oklch": {
    "l": 0.31336,
    "c": 0.07658,
    "h": 15.5
  },
  "luminance": 0.02805
}

Semantic roles & 50–950 ramp

primary

#511E24

secondary

#45867E

accent

#D6C652

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0B0404

muted

#7C7979

Preview Lab

Preview with #511E24

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

Preview Lab → · Contrast checker → · Palette generator →