#511F6C#511F6C

#511F6C is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.3% C 0.131 H 311.3°. Best body text is #FFFFFF at 11.92:1 contrast (WCAG AA passes).

Color values

HEX	#511F6C
RGB	rgb(81, 31, 108)
HSL	hsl(279, 55%, 27%)
HSV	hsv(279, 71%, 42%)
CMYK	cmyk(25%, 71.3%, 0%, 57.6%)
CIE-LAB	lab(23.04, 37.13, -34.99)
CIE-LCH	lch(23.04, 51.02, 316.69°)
OKLab	oklab(35.28% 0.0867 -0.0988)
OKLCH	oklch(35.28% 0.131 311.3)
XYZ	xyz(6.5896, 3.8122, 14.5731)
Luminance	0.0381 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511F6C #3A6C1F

analogous

#2A1F6C #511F6C #6C1F61

triadic

#511F6C #6C511F #1F6C51

tetradic

#511F6C #6C2A1F #3A6C1F #1F616C

square

#511F6C #6C2A1F #3A6C1F #1F616C

split-complementary

#511F6C #616C1F #1F6C2A

monochromatic

#120718 #2D113C #511F6C #752D9C #973EC8

Accessibility & contrast

On white

11.92

#511F6C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#511F6C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511F6C

11.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511F6C	#FFFFFF	#000000	##FFFFFF
##511F6C	1.00	11.92	1.76	11.92
#FFFFFF	11.92	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00356E

Deuteranopia (green-blind)

#16386A

Tritanopia (blue-blind)

#4E2F43

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #511f6c;
/* rgb */ color: rgb(81, 31, 108);
/* oklch */ color: oklch(35.3% 0.131 311.3);

Tailwind

colors: {
  custom: {
    50: '#855f97',
    500: '#511f6c',
    950: '#000000',
  },
}

SCSS

$custom: #511f6c;
$custom-light: #855f97;
$custom-dark: #000000;

JSON

{
  "hex": "#511f6c",
  "rgb": {
    "r": 81,
    "g": 31,
    "b": 108
  },
  "hsl": {
    "h": 278.961,
    "s": 55.396,
    "l": 27.255
  },
  "oklch": {
    "l": 0.35283,
    "c": 0.13147,
    "h": 311.3
  },
  "luminance": 0.03812
}

Semantic roles & 50–950 ramp

primary

#511F6C

secondary

#66A047

accent

#DF497E

background

#F8F5F9

surface

#EFE9F2

border

#CAC5CC

text

#0B050D

muted

#7C797E

Preview Lab

Preview with #511F6C

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

Preview Lab → · Contrast checker → · Palette generator →