#511418#511418

#511418 is a dark, moderate red. Relative luminance 0.023; OKLCH L 29.6% C 0.091 H 21.0°. Best body text is #FFFFFF at 14.35:1 contrast (WCAG AA passes).

Color values

HEX	#511418
RGB	rgb(81, 20, 24)
HSL	hsl(356, 60%, 20%)
HSV	hsv(356, 75%, 32%)
CMYK	cmyk(0%, 75.3%, 70.4%, 68.2%)
CIE-LAB	lab(17.07, 28.58, 13.64)
CIE-LCH	lch(17.07, 31.66, 25.51°)
OKLab	oklab(29.61% 0.0845 0.0325)
OKLCH	oklch(29.61% 0.091 21)
XYZ	xyz(3.8088, 2.3161, 1.1105)
Luminance	0.0232 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511418 #14514D

analogous

#511436 #511418 #512F14

triadic

#511418 #185114 #141851

tetradic

#511418 #365114 #14514D #2F1451

square

#511418 #365114 #14514D #2F1451

split-complementary

#511418 #14512F #143651

monochromatic

#190607 #200809 #511418 #822027 #B32C35

Accessibility & contrast

On white

14.35

#511418 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#511418 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511418

14.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511418	#FFFFFF	#000000	##FFFFFF
##511418	1.00	14.35	1.46	14.35
#FFFFFF	14.35	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#242218

Deuteranopia (green-blind)

#342F16

Tritanopia (blue-blind)

#5A0516

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #511418;
/* rgb */ color: rgb(81, 20, 24);
/* oklch */ color: oklch(29.6% 0.091 21.0);

Tailwind

colors: {
  custom: {
    50: '#875654',
    500: '#511418',
    950: '#000000',
  },
}

SCSS

$custom: #511418;
$custom-light: #875654;
$custom-dark: #000000;

JSON

{
  "hex": "#511418",
  "rgb": {
    "r": 81,
    "g": 20,
    "b": 24
  },
  "hsl": {
    "h": 356.066,
    "s": 60.396,
    "l": 19.804
  },
  "oklch": {
    "l": 0.29611,
    "c": 0.09052,
    "h": 21
  },
  "luminance": 0.02316
}

Semantic roles & 50–950 ramp

primary

#511418

secondary

#388984

accent

#E4D944

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0C0302

muted

#7D7878

Preview Lab

Preview with #511418

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

Preview Lab → · Contrast checker → · Palette generator →