#511B57#511B57

#511B57 is a dark, moderate purple. Relative luminance 0.032; OKLCH L 33.3% C 0.115 H 323.6°. Best body text is #FFFFFF at 12.77:1 contrast (WCAG AA passes).

Color values

HEX	#511B57
RGB	rgb(81, 27, 87)
HSL	hsl(294, 53%, 22%)
HSV	hsv(294, 69%, 34%)
CMYK	cmyk(6.9%, 69%, 0%, 65.9%)
CIE-LAB	lab(20.91, 34.36, -24.59)
CIE-LCH	lch(20.91, 42.25, 324.41°)
OKLab	oklab(33.29% 0.0926 -0.0683)
OKLCH	oklch(33.29% 0.115 323.6)
XYZ	xyz(5.5054, 3.2216, 9.3468)
Luminance	0.0322 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511B57 #21571B

analogous

#331B57 #511B57 #571B3F

triadic

#511B57 #57511B #1B5751

tetradic

#511B57 #57331B #21571B #1B3F57

square

#511B57 #57331B #21571B #1B3F57

split-complementary

#511B57 #3F571B #1B5733

monochromatic

#160717 #260D28 #511B57 #7C2986 #A838B4

Accessibility & contrast

On white

12.77

#511B57 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#511B57 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511B57

12.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511B57	#FFFFFF	#000000	##FFFFFF
##511B57	1.00	12.77	1.64	12.77
#FFFFFF	12.77	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E2E59

Deuteranopia (green-blind)

#243455

Tritanopia (blue-blind)

#522436

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #511b57;
/* rgb */ color: rgb(81, 27, 87);
/* oklch */ color: oklch(33.3% 0.115 323.6);

Tailwind

colors: {
  custom: {
    50: '#845c87',
    500: '#511b57',
    950: '#000000',
  },
}

SCSS

$custom: #511b57;
$custom-light: #845c87;
$custom-dark: #000000;

JSON

{
  "hex": "#511b57",
  "rgb": {
    "r": 81,
    "g": 27,
    "b": 87
  },
  "hsl": {
    "h": 294,
    "s": 52.632,
    "l": 22.353
  },
  "oklch": {
    "l": 0.33293,
    "c": 0.11511,
    "h": 323.6
  },
  "luminance": 0.03221
}

Semantic roles & 50–950 ramp

primary

#511B57

secondary

#498D41

accent

#DC4C5A

background

#F8F5F8

surface

#EFE9EF

border

#CAC5CA

text

#0B040B

muted

#7C797C

Preview Lab

Preview with #511B57

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

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