#511E9F#511E9F

#511E9F is a dark, vivid violet. Relative luminance 0.052; OKLCH L 39.6% C 0.188 H 293.7°. Best body text is #FFFFFF at 10.31:1 contrast (WCAG AA passes).

Color values

HEX	#511E9F
RGB	rgb(81, 30, 159)
HSL	hsl(264, 68%, 37%)
HSV	hsv(264, 81%, 62%)
CMYK	cmyk(49.1%, 81.1%, 0%, 37.6%)
CIE-LAB	lab(27.24, 50.54, -60.14)
CIE-LCH	lch(27.24, 78.56, 310.04°)
OKLab	oklab(39.59% 0.0757 -0.1726)
OKLCH	oklch(39.59% 0.188 293.7)
XYZ	xyz(10.1139, 5.1808, 33.2613)
Luminance	0.0518 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511E9F #6C9F1E

analogous

#1E2C9F #511E9F #921E9F

triadic

#511E9F #9F511E #1E9F51

tetradic

#511E9F #9F1E2C #6C9F1E #1E9F92

square

#511E9F #9F1E2C #6C9F1E #1E9F92

split-complementary

#511E9F #9F921E #2C9F1E

monochromatic

#1D0B38 #37146C #511E9F #6B28D2 #8E58DF

Accessibility & contrast

On white

10.31

#511E9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#511E9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511E9F

10.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511E9F	#FFFFFF	#000000	##FFFFFF
##511E9F	1.00	10.31	2.04	10.31
#FFFFFF	10.31	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042A3

Deuteranopia (green-blind)

#003E9D

Tritanopia (blue-blind)

#39435F

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #511e9f;
/* rgb */ color: rgb(81, 30, 159);
/* oklch */ color: oklch(39.6% 0.188 293.7);

Tailwind

colors: {
  custom: {
    50: '#8a61bc',
    500: '#511e9f',
    950: '#000000',
  },
}

SCSS

$custom: #511e9f;
$custom-light: #8a61bc;
$custom-dark: #000000;

JSON

{
  "hex": "#511e9f",
  "rgb": {
    "r": 81,
    "g": 30,
    "b": 159
  },
  "hsl": {
    "h": 263.721,
    "s": 68.254,
    "l": 37.059
  },
  "oklch": {
    "l": 0.39594,
    "c": 0.18848,
    "h": 293.7
  },
  "luminance": 0.05181
}

Semantic roles & 50–950 ramp

primary

#511E9F

secondary

#98C356

accent

#EB3DA6

background

#F9F6FB

surface

#F1EBF7

border

#CBC6D0

text

#0D0512

muted

#7E7A81

Preview Lab

Preview with #511E9F

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

Preview Lab → · Contrast checker → · Palette generator →