#511081#511081

#511081 is a dark, vivid violet. Relative luminance 0.037; OKLCH L 35.6% C 0.170 H 304.4°. Best body text is #FFFFFF at 12.06:1 contrast (WCAG AA passes).

Color values

HEX	#511081
RGB	rgb(81, 16, 129)
HSL	hsl(275, 78%, 28%)
HSV	hsv(275, 88%, 51%)
CMYK	cmyk(37.2%, 87.6%, 0%, 49.4%)
CIE-LAB	lab(22.67, 48.16, -49.03)
CIE-LCH	lch(22.67, 68.72, 314.48°)
OKLab	oklab(35.57% 0.0958 -0.1399)
OKLCH	oklch(35.57% 0.17 304.4)
XYZ	xyz(7.5402, 3.7049, 21.0825)
Luminance	0.0370 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 2.06

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511081 #408110

analogous

#181081 #511081 #811078

triadic

#511081 #815110 #108151

tetradic

#511081 #811810 #408110 #107881

square

#511081 #811810 #408110 #107881

split-complementary

#511081 #788110 #108118

monochromatic

#11031B #2F094B #511081 #7317B7 #9427E4

Accessibility & contrast

On white

12.06

#511081 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#511081 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511081

12.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511081	#FFFFFF	#000000	##FFFFFF
##511081	1.00	12.06	1.74	12.06
#FFFFFF	12.06	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003584

Deuteranopia (green-blind)

#00367F

Tritanopia (blue-blind)

#47314B

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #511081;
/* rgb */ color: rgb(81, 16, 129);
/* oklch */ color: oklch(35.6% 0.170 304.4);

Tailwind

colors: {
  custom: {
    50: '#8859a6',
    500: '#511081',
    950: '#000000',
  },
}

SCSS

$custom: #511081;
$custom-light: #8859a6;
$custom-dark: #000000;

JSON

{
  "hex": "#511081",
  "rgb": {
    "r": 81,
    "g": 16,
    "b": 129
  },
  "hsl": {
    "h": 274.513,
    "s": 77.931,
    "l": 28.431
  },
  "oklch": {
    "l": 0.35565,
    "c": 0.16956,
    "h": 304.4
  },
  "luminance": 0.03705
}

Semantic roles & 50–950 ramp

primary

#511081

secondary

#6DB736

accent

#F43385

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C040F

muted

#7D797F

Preview Lab

Preview with #511081

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

Preview Lab → · Contrast checker → · Palette generator →