#511B37#511B37

#511B37 is a dark, moderate pink. Relative luminance 0.028; OKLCH L 31.6% C 0.088 H 351.1°. Best body text is #FFFFFF at 13.45:1 contrast (WCAG AA passes).

Color values

HEX	#511B37
RGB	rgb(81, 27, 55)
HSL	hsl(329, 50%, 21%)
HSV	hsv(329, 67%, 32%)
CMYK	cmyk(0%, 66.7%, 32.1%, 68.2%)
CIE-LAB	lab(19.26, 28.55, -5.24)
CIE-LCH	lch(19.26, 29.02, 349.60°)
OKLab	oklab(31.55% 0.0867 -0.0136)
OKLCH	oklch(31.55% 0.088 351.1)
XYZ	xyz(4.4751, 2.8095, 3.9203)
Luminance	0.0281 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511B37 #1B5135

analogous

#501B51 #511B37 #511B1C

triadic

#511B37 #37511B #1B3751

tetradic

#511B37 #51501B #1B5135 #1B1C51

square

#511B37 #51501B #1B5135 #1B1C51

split-complementary

#511B37 #1C511B #1B5150

monochromatic

#170810 #230C18 #511B37 #7F2A56 #AD3A75

Accessibility & contrast

On white

13.45

#511B37 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#511B37 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511B37

13.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511B37	#FFFFFF	#000000	##FFFFFF
##511B37	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)

#222938

Deuteranopia (green-blind)

#313236

Tritanopia (blue-blind)

#571826

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #511b37;
/* rgb */ color: rgb(81, 27, 55);
/* oklch */ color: oklch(31.6% 0.088 351.1);

Tailwind

colors: {
  custom: {
    50: '#845b6d',
    500: '#511b37',
    950: '#000000',
  },
}

SCSS

$custom: #511b37;
$custom-light: #845b6d;
$custom-dark: #000000;

JSON

{
  "hex": "#511b37",
  "rgb": {
    "r": 81,
    "g": 27,
    "b": 55
  },
  "hsl": {
    "h": 328.889,
    "s": 50,
    "l": 21.176
  },
  "oklch": {
    "l": 0.31551,
    "c": 0.08776,
    "h": 351.1
  },
  "luminance": 0.02809
}

Semantic roles & 50–950 ramp

primary

#511B37

secondary

#418763

accent

#DA914E

background

#F8F5F6

surface

#EFE9EB

border

#CAC5C6

text

#0B0407

muted

#7C797A

Preview Lab

Preview with #511B37

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

Preview Lab → · Contrast checker → · Palette generator →