#511B33#511B33

#511B33 is a dark, moderate pink. Relative luminance 0.028; OKLCH L 31.4% C 0.086 H 355.5°. Best body text is #FFFFFF at 13.51:1 contrast (WCAG AA passes).

Color values

HEX	#511B33
RGB	rgb(81, 27, 51)
HSL	hsl(333, 50%, 21%)
HSV	hsv(333, 67%, 32%)
CMYK	cmyk(0%, 66.7%, 37%, 68.2%)
CIE-LAB	lab(19.11, 27.97, -2.67)
CIE-LCH	lch(19.11, 28.09, 354.55°)
OKLab	oklab(31.39% 0.0853 -0.0067)
OKLCH	oklch(31.39% 0.086 355.5)
XYZ	xyz(4.3830, 2.7727, 3.4357)
Luminance	0.0277 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511B33 #1B5139

analogous

#511B4E #511B33 #511E1B

triadic

#511B33 #33511B #1B3351

tetradic

#511B33 #4E511B #1B5139 #1E1B51

square

#511B33 #4E511B #1B5139 #1E1B51

split-complementary

#511B33 #1B511E #1B4E51

monochromatic

#17080E #230C16 #511B33 #7F2A50 #AD3A6D

Accessibility & contrast

On white

13.51

#511B33 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#511B33 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511B33

13.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511B33	#FFFFFF	#000000	##FFFFFF
##511B33	1.00	13.51	1.55	13.51
#FFFFFF	13.51	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#242834

Deuteranopia (green-blind)

#323232

Tritanopia (blue-blind)

#581724

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #511b33;
/* rgb */ color: rgb(81, 27, 51);
/* oklch */ color: oklch(31.4% 0.086 355.5);

Tailwind

colors: {
  custom: {
    50: '#845b6a',
    500: '#511b33',
    950: '#000000',
  },
}

SCSS

$custom: #511b33;
$custom-light: #845b6a;
$custom-dark: #000000;

JSON

{
  "hex": "#511b33",
  "rgb": {
    "r": 81,
    "g": 27,
    "b": 51
  },
  "hsl": {
    "h": 333.333,
    "s": 50,
    "l": 21.176
  },
  "oklch": {
    "l": 0.31386,
    "c": 0.08553,
    "h": 355.5
  },
  "luminance": 0.02772
}

Semantic roles & 50–950 ramp

primary

#511B33

secondary

#418768

accent

#DA9C4E

background

#F8F5F6

surface

#EFE9EB

border

#CAC5C6

text

#0B0406

muted

#7C797A

Preview Lab

Preview with #511B33

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

Preview Lab → · Contrast checker → · Palette generator →