#511B2B#511B2B

#511B2B is a dark, moderate pink. Relative luminance 0.027; OKLCH L 31.1% C 0.082 H 4.8°. Best body text is #FFFFFF at 13.62:1 contrast (WCAG AA passes).

Color values

HEX	#511B2B
RGB	rgb(81, 27, 43)
HSL	hsl(342, 50%, 21%)
HSV	hsv(342, 67%, 32%)
CMYK	cmyk(0%, 66.7%, 46.9%, 68.2%)
CIE-LAB	lab(18.83, 26.92, 2.58)
CIE-LCH	lch(18.83, 27.04, 5.46°)
OKLab	oklab(31.09% 0.0821 0.0069)
OKLCH	oklch(31.09% 0.082 4.8)
XYZ	xyz(4.2216, 2.7081, 2.5854)
Luminance	0.0271 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511B2B #1B5141

analogous

#511B46 #511B2B #51261B

triadic

#511B2B #2B511B #1B2B51

tetradic

#511B2B #46511B #1B5141 #261B51

square

#511B2B #46511B #1B5141 #261B51

split-complementary

#511B2B #1B5126 #1B4651

monochromatic

#17080C #230C13 #511B2B #7F2A43 #AD3A5C

Accessibility & contrast

On white

13.62

#511B2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#511B2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511B2B

13.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511B2B	#FFFFFF	#000000	##FFFFFF
##511B2B	1.00	13.62	1.54	13.62
#FFFFFF	13.62	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#26272B

Deuteranopia (green-blind)

#34322A

Tritanopia (blue-blind)

#581521

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #511b2b;
/* rgb */ color: rgb(81, 27, 43);
/* oklch */ color: oklch(31.1% 0.082 4.8);

Tailwind

colors: {
  custom: {
    50: '#855a64',
    500: '#511b2b',
    950: '#000000',
  },
}

SCSS

$custom: #511b2b;
$custom-light: #855a64;
$custom-dark: #000000;

JSON

{
  "hex": "#511b2b",
  "rgb": {
    "r": 81,
    "g": 27,
    "b": 43
  },
  "hsl": {
    "h": 342.222,
    "s": 50,
    "l": 21.176
  },
  "oklch": {
    "l": 0.31091,
    "c": 0.08235,
    "h": 4.8
  },
  "luminance": 0.02708
}

Semantic roles & 50–950 ramp

primary

#511B2B

secondary

#418772

accent

#DAB04E

background

#F8F5F5

surface

#F0E9EA

border

#CBC5C6

text

#0B0405

muted

#7C7979

Preview Lab

Preview with #511B2B

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

Preview Lab → · Contrast checker → · Palette generator →