#511B31#511B31

#511B31 is a dark, moderate pink. Relative luminance 0.028; OKLCH L 31.3% C 0.085 H 357.8°. Best body text is #FFFFFF at 13.54:1 contrast (WCAG AA passes).

Color values

HEX	#511B31
RGB	rgb(81, 27, 49)
HSL	hsl(336, 50%, 21%)
HSV	hsv(336, 67%, 32%)
CMYK	cmyk(0%, 66.7%, 39.5%, 68.2%)
CIE-LAB	lab(19.04, 27.69, -1.37)
CIE-LCH	lch(19.04, 27.73, 357.17°)
OKLab	oklab(31.31% 0.0845 -0.0032)
OKLCH	oklch(31.31% 0.085 357.8)
XYZ	xyz(4.3399, 2.7554, 3.2084)
Luminance	0.0276 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511B31 #1B513B

analogous

#511B4C #511B31 #51201B

triadic

#511B31 #31511B #1B3151

tetradic

#511B31 #4C511B #1B513B #201B51

square

#511B31 #4C511B #1B513B #201B51

split-complementary

#511B31 #1B5120 #1B4C51

monochromatic

#17080E #230C15 #511B31 #7F2A4D #AD3A69

Accessibility & contrast

On white

13.54

#511B31 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#511B31 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511B31

13.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511B31	#FFFFFF	#000000	##FFFFFF
##511B31	1.00	13.54	1.55	13.54
#FFFFFF	13.54	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#242832

Deuteranopia (green-blind)

#333230

Tritanopia (blue-blind)

#581624

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #511b31;
/* rgb */ color: rgb(81, 27, 49);
/* oklch */ color: oklch(31.3% 0.085 357.8);

Tailwind

colors: {
  custom: {
    50: '#855b69',
    500: '#511b31',
    950: '#000000',
  },
}

SCSS

$custom: #511b31;
$custom-light: #855b69;
$custom-dark: #000000;

JSON

{
  "hex": "#511b31",
  "rgb": {
    "r": 81,
    "g": 27,
    "b": 49
  },
  "hsl": {
    "h": 335.556,
    "s": 50,
    "l": 21.176
  },
  "oklch": {
    "l": 0.31308,
    "c": 0.08457,
    "h": 357.8
  },
  "luminance": 0.02755
}

Semantic roles & 50–950 ramp

primary

#511B31

secondary

#41876A

accent

#DAA14E

background

#F8F5F6

surface

#EFE9EB

border

#CAC5C6

text

#0B0406

muted

#7C797A

Preview Lab

Preview with #511B31

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

Preview Lab → · Contrast checker → · Palette generator →