#511E77#511E77

#511E77 is a dark, vivid violet. Relative luminance 0.040; OKLCH L 36.0% C 0.145 H 306.6°. Best body text is #FFFFFF at 11.65:1 contrast (WCAG AA passes).

Color values

HEX	#511E77
RGB	rgb(81, 30, 119)
HSL	hsl(274, 60%, 29%)
HSV	hsv(274, 75%, 47%)
CMYK	cmyk(31.9%, 74.8%, 0%, 53.3%)
CIE-LAB	lab(23.70, 40.29, -40.99)
CIE-LCH	lch(23.70, 57.48, 314.51°)
OKLab	oklab(36.02% 0.0864 -0.1164)
OKLCH	oklch(36.02% 0.145 306.6)
XYZ	xyz(7.1867, 4.0099, 17.8446)
Luminance	0.0401 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511E77 #44771E

analogous

#251E77 #511E77 #771E71

triadic

#511E77 #77511E #1E7751

tetradic

#511E77 #77251E #44771E #1E7177

square

#511E77 #77251E #44771E #1E7177

split-complementary

#511E77 #71771E #1E7725

monochromatic

#110618 #301246 #511E77 #722AA8 #9240CF

Accessibility & contrast

On white

11.65

#511E77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#511E77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511E77

11.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511E77	#FFFFFF	#000000	##FFFFFF
##511E77	1.00	11.65	1.80	11.65
#FFFFFF	11.65	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00377A

Deuteranopia (green-blind)

#003975

Tritanopia (blue-blind)

#4A3348

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #511e77;
/* rgb */ color: rgb(81, 30, 119);
/* oklch */ color: oklch(36.0% 0.145 306.6);

Tailwind

colors: {
  custom: {
    50: '#865f9f',
    500: '#511e77',
    950: '#000000',
  },
}

SCSS

$custom: #511e77;
$custom-light: #865f9f;
$custom-dark: #000000;

JSON

{
  "hex": "#511e77",
  "rgb": {
    "r": 81,
    "g": 30,
    "b": 119
  },
  "hsl": {
    "h": 274.382,
    "s": 59.732,
    "l": 29.216
  },
  "oklch": {
    "l": 0.36021,
    "c": 0.14495,
    "h": 306.6
  },
  "luminance": 0.0401
}

Semantic roles & 50–950 ramp

primary

#511E77

secondary

#71AB46

accent

#E34588

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0B050E

muted

#7C797E

Preview Lab

Preview with #511E77

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

Preview Lab → · Contrast checker → · Palette generator →