#51155C#51155C

#51155C is a dark, vivid purple. Relative luminance 0.031; OKLCH L 32.9% C 0.129 H 321.0°. Best body text is #FFFFFF at 13.03:1 contrast (WCAG AA passes).

Color values

HEX	#51155C
RGB	rgb(81, 21, 92)
HSL	hsl(291, 63%, 22%)
HSV	hsv(291, 77%, 36%)
CMYK	cmyk(12%, 77.2%, 0%, 63.9%)
CIE-LAB	lab(20.28, 38.11, -28.93)
CIE-LCH	lch(20.28, 47.85, 322.80°)
OKLab	oklab(32.94% 0.0999 -0.081)
OKLCH	oklch(32.94% 0.129 321)
XYZ	xyz(5.5930, 3.0587, 10.4189)
Luminance	0.0306 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51155C #205C15

analogous

#2D155C #51155C #5C1544

triadic

#51155C #5C5115 #155C51

tetradic

#51155C #5C2D15 #205C15 #15445C

square

#51155C #5C2D15 #205C15 #15445C

split-complementary

#51155C #445C15 #155C2D

monochromatic

#160619 #250A2A #51155C #7D208E #A92CC0

Accessibility & contrast

On white

13.03

#51155C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#51155C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51155C

13.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51155C	#FFFFFF	#000000	##FFFFFF
##51155C	1.00	13.03	1.61	13.03
#FFFFFF	13.03	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D5E

Deuteranopia (green-blind)

#1D335A

Tritanopia (blue-blind)

#522237

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #51155c;
/* rgb */ color: rgb(81, 21, 92);
/* oklch */ color: oklch(32.9% 0.129 321.0);

Tailwind

colors: {
  custom: {
    50: '#85598a',
    500: '#51155c',
    950: '#000000',
  },
}

SCSS

$custom: #51155c;
$custom-light: #85598a;
$custom-dark: #000000;

JSON

{
  "hex": "#51155c",
  "rgb": {
    "r": 81,
    "g": 21,
    "b": 92
  },
  "hsl": {
    "h": 290.704,
    "s": 62.832,
    "l": 22.157
  },
  "oklch": {
    "l": 0.32944,
    "c": 0.12856,
    "h": 321
  },
  "luminance": 0.03058
}

Semantic roles & 50–950 ramp

primary

#51155C

secondary

#479339

accent

#E6425B

background

#F8F5F8

surface

#EFE9F0

border

#CAC5CB

text

#0B040C

muted

#7C797D

Preview Lab

Preview with #51155C

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

Preview Lab → · Contrast checker → · Palette generator →