#511A5E#511A5E

#511A5E is a dark, vivid purple. Relative luminance 0.033; OKLCH L 33.6% C 0.124 H 319.4°. Best body text is #FFFFFF at 12.66:1 contrast (WCAG AA passes).

Color values

HEX	#511A5E
RGB	rgb(81, 26, 94)
HSL	hsl(289, 57%, 24%)
HSV	hsv(289, 72%, 37%)
CMYK	cmyk(13.8%, 72.3%, 0%, 63.1%)
CIE-LAB	lab(21.19, 36.34, -28.79)
CIE-LCH	lch(21.19, 46.36, 321.61°)
OKLab	oklab(33.64% 0.0939 -0.0806)
OKLCH	oklch(33.64% 0.124 319.4)
XYZ	xyz(5.7829, 3.2965, 10.9192)
Luminance	0.0330 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511A5E #275E1A

analogous

#2F1A5E #511A5E #5E1A49

triadic

#511A5E #5E511A #1A5E51

tetradic

#511A5E #5E2F1A #275E1A #1A495E

square

#511A5E #5E2F1A #275E1A #1A495E

split-complementary

#511A5E #495E1A #1A5E2F

monochromatic

#150718 #280D2E #511A5E #7A278E #A435BE

Accessibility & contrast

On white

12.66

#511A5E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#511A5E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511A5E

12.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511A5E	#FFFFFF	#000000	##FFFFFF
##511A5E	1.00	12.66	1.66	12.66
#FFFFFF	12.66	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#022F60

Deuteranopia (green-blind)

#1F355C

Tritanopia (blue-blind)

#512639

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #511a5e;
/* rgb */ color: rgb(81, 26, 94);
/* oklch */ color: oklch(33.6% 0.124 319.4);

Tailwind

colors: {
  custom: {
    50: '#845c8c',
    500: '#511a5e',
    950: '#000000',
  },
}

SCSS

$custom: #511a5e;
$custom-light: #845c8c;
$custom-dark: #000000;

JSON

{
  "hex": "#511a5e",
  "rgb": {
    "r": 81,
    "g": 26,
    "b": 94
  },
  "hsl": {
    "h": 288.529,
    "s": 56.667,
    "l": 23.529
  },
  "oklch": {
    "l": 0.33644,
    "c": 0.12373,
    "h": 319.4
  },
  "luminance": 0.03296
}

Semantic roles & 50–950 ramp

primary

#511A5E

secondary

#509440

accent

#E04865

background

#F8F5F8

surface

#EFE9F0

border

#CAC5CB

text

#0B040C

muted

#7C797D

Preview Lab

Preview with #511A5E

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

Preview Lab → · Contrast checker → · Palette generator →