#511EA6#511EA6

#511EA6 is a dark, vivid violet. Relative luminance 0.054; OKLCH L 40.3% C 0.196 H 292.0°. Best body text is #FFFFFF at 10.07:1 contrast (WCAG AA passes).

Color values

HEX	#511EA6
RGB	rgb(81, 30, 166)
HSL	hsl(263, 69%, 38%)
HSV	hsv(263, 82%, 65%)
CMYK	cmyk(51.2%, 81.9%, 0%, 34.9%)
CIE-LAB	lab(27.93, 52.37, -63.26)
CIE-LCH	lch(27.93, 82.13, 309.62°)
OKLab	oklab(40.27% 0.0733 -0.1818)
OKLCH	oklch(40.27% 0.196 292)
XYZ	xyz(10.7386, 5.4306, 36.5514)
Luminance	0.0543 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511EA6 #73A61E

analogous

#1E2FA6 #511EA6 #951EA6

triadic

#511EA6 #A6511E #1EA651

tetradic

#511EA6 #A61E2F #73A61E #1EA695

square

#511EA6 #A61E2F #73A61E #1EA695

split-complementary

#511EA6 #A6951E #2FA61E

monochromatic

#1E0B3E #381572 #511EA6 #6B29D8 #8F5DE2

Accessibility & contrast

On white

10.07

#511EA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#511EA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511EA6

10.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511EA6	#FFFFFF	#000000	##FFFFFF
##511EA6	1.00	10.07	2.09	10.07
#FFFFFF	10.07	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044AA

Deuteranopia (green-blind)

#003FA4

Tritanopia (blue-blind)

#344663

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #511ea6;
/* rgb */ color: rgb(81, 30, 166);
/* oklch */ color: oklch(40.3% 0.196 292.0);

Tailwind

colors: {
  custom: {
    50: '#8b61c2',
    500: '#511ea6',
    950: '#000000',
  },
}

SCSS

$custom: #511ea6;
$custom-light: #8b61c2;
$custom-dark: #000000;

JSON

{
  "hex": "#511ea6",
  "rgb": {
    "r": 81,
    "g": 30,
    "b": 166
  },
  "hsl": {
    "h": 262.5,
    "s": 69.388,
    "l": 38.431
  },
  "oklch": {
    "l": 0.40274,
    "c": 0.19598,
    "h": 292
  },
  "luminance": 0.05431
}

Semantic roles & 50–950 ramp

primary

#511EA6

secondary

#9DC65A

accent

#EC3CAA

background

#F9F6FC

surface

#F1EBF8

border

#CBC6D1

text

#0D0512

muted

#7E7A81

Preview Lab

Preview with #511EA6

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

Preview Lab → · Contrast checker → · Palette generator →