#511A6E#511A6E

#511A6E is a dark, vivid violet. Relative luminance 0.036; OKLCH L 34.8% C 0.140 H 311.1°. Best body text is #FFFFFF at 12.19:1 contrast (WCAG AA passes).

Color values

HEX	#511A6E
RGB	rgb(81, 26, 110)
HSL	hsl(279, 62%, 27%)
HSV	hsv(279, 76%, 43%)
CMYK	cmyk(26.4%, 76.4%, 0%, 56.9%)
CIE-LAB	lab(22.35, 39.96, -37.40)
CIE-LCH	lch(22.35, 54.73, 316.90°)
OKLab	oklab(34.84% 0.0922 -0.1058)
OKLCH	oklch(34.84% 0.14 311.1)
XYZ	xyz(6.5767, 3.6141, 15.1000)
Luminance	0.0361 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511A6E #376E1A

analogous

#271A6E #511A6E #6E1A61

triadic

#511A6E #6E511A #1A6E51

tetradic

#511A6E #6E271A #376E1A #1A616E

square

#511A6E #6E271A #376E1A #1A616E

split-complementary

#511A6E #616E1A #1A6E27

monochromatic

#120619 #2D0E3D #511A6E #7526A0 #9934CF

Accessibility & contrast

On white

12.19

#511A6E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#511A6E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511A6E

12.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511A6E	#FFFFFF	#000000	##FFFFFF
##511A6E	1.00	12.19	1.72	12.19
#FFFFFF	12.19	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003370

Deuteranopia (green-blind)

#0C366C

Tritanopia (blue-blind)

#4D2D42

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #511a6e;
/* rgb */ color: rgb(81, 26, 110);
/* oklch */ color: oklch(34.8% 0.140 311.1);

Tailwind

colors: {
  custom: {
    50: '#855c98',
    500: '#511a6e',
    950: '#000000',
  },
}

SCSS

$custom: #511a6e;
$custom-light: #855c98;
$custom-dark: #000000;

JSON

{
  "hex": "#511a6e",
  "rgb": {
    "r": 81,
    "g": 26,
    "b": 110
  },
  "hsl": {
    "h": 279.286,
    "s": 61.765,
    "l": 26.667
  },
  "oklch": {
    "l": 0.3484,
    "c": 0.14037,
    "h": 311.1
  },
  "luminance": 0.03614
}

Semantic roles & 50–950 ramp

primary

#511A6E

secondary

#63A341

accent

#E5437B

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0B040E

muted

#7C797E

Preview Lab

Preview with #511A6E

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

Preview Lab → · Contrast checker → · Palette generator →