#511315#511315

#511315 is a dark, moderate red. Relative luminance 0.023; OKLCH L 29.4% C 0.092 H 23.2°. Best body text is #FFFFFF at 14.44:1 contrast (WCAG AA passes).

Color values

HEX	#511315
RGB	rgb(81, 19, 21)
HSL	hsl(358, 62%, 20%)
HSV	hsv(358, 77%, 32%)
CMYK	cmyk(0%, 76.5%, 74.1%, 68.2%)
CIE-LAB	lab(16.84, 28.83, 15.46)
CIE-LCH	lch(16.84, 32.71, 28.21°)
OKLab	oklab(29.43% 0.0846 0.0362)
OKLCH	oklch(29.43% 0.092 23.2)
XYZ	xyz(3.7620, 2.2698, 0.9493)
Luminance	0.0227 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511315 #13514F

analogous

#511334 #511315 #513013

triadic

#511315 #155113 #131551

tetradic

#511315 #345113 #13514F #301351

square

#511315 #345113 #13514F #301351

split-complementary

#511315 #135130 #133451

monochromatic

#190606 #1F0708 #511315 #831F22 #B42A2F

Accessibility & contrast

On white

14.44

#511315 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#511315 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511315

14.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511315	#FFFFFF	#000000	##FFFFFF
##511315	1.00	14.44	1.45	14.44
#FFFFFF	14.44	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#242115

Deuteranopia (green-blind)

#342E13

Tritanopia (blue-blind)

#5A0214

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #511315;
/* rgb */ color: rgb(81, 19, 21);
/* oklch */ color: oklch(29.4% 0.092 23.2);

Tailwind

colors: {
  custom: {
    50: '#875652',
    500: '#511315',
    950: '#000000',
  },
}

SCSS

$custom: #511315;
$custom-light: #875652;
$custom-dark: #000000;

JSON

{
  "hex": "#511315",
  "rgb": {
    "r": 81,
    "g": 19,
    "b": 21
  },
  "hsl": {
    "h": 358.065,
    "s": 62,
    "l": 19.608
  },
  "oklch": {
    "l": 0.29427,
    "c": 0.09198,
    "h": 23.2
  },
  "luminance": 0.02269
}

Semantic roles & 50–950 ramp

primary

#511315

secondary

#368A87

accent

#E5E043

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0C0302

muted

#7D7878

Preview Lab

Preview with #511315

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

Preview Lab → · Contrast checker → · Palette generator →