#511D97#511D97

#511D97 is a dark, vivid violet. Relative luminance 0.049; OKLCH L 38.7% C 0.181 H 295.9°. Best body text is #FFFFFF at 10.65:1 contrast (WCAG AA passes).

Color values

HEX	#511D97
RGB	rgb(81, 29, 151)
HSL	hsl(266, 68%, 35%)
HSV	hsv(266, 81%, 59%)
CMYK	cmyk(46.4%, 80.8%, 0%, 40.8%)
CIE-LAB	lab(26.34, 48.87, -56.73)
CIE-LCH	lch(26.34, 74.88, 310.74°)
OKLab	oklab(38.73% 0.079 -0.1626)
OKLCH	oklch(38.73% 0.181 295.9)
XYZ	xyz(9.4171, 4.8622, 29.7145)
Luminance	0.0486 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511D97 #63971D

analogous

#1D2697 #511D97 #8E1D97

triadic

#511D97 #97511D #1D9751

tetradic

#511D97 #971D26 #63971D #1D978E

square

#511D97 #971D26 #63971D #1D978E

split-complementary

#511D97 #978E1D #26971D

monochromatic

#1A0930 #351364 #511D97 #6D27CA #8D51DE

Accessibility & contrast

On white

10.65

#511D97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#511D97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511D97

10.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511D97	#FFFFFF	#000000	##FFFFFF
##511D97	1.00	10.65	1.97	10.65
#FFFFFF	10.65	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F9A

Deuteranopia (green-blind)

#003D95

Tritanopia (blue-blind)

#3D405A

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #511d97;
/* rgb */ color: rgb(81, 29, 151);
/* oklch */ color: oklch(38.7% 0.181 295.9);

Tailwind

colors: {
  custom: {
    50: '#8960b7',
    500: '#511d97',
    950: '#000000',
  },
}

SCSS

$custom: #511d97;
$custom-light: #8960b7;
$custom-dark: #000000;

JSON

{
  "hex": "#511d97",
  "rgb": {
    "r": 81,
    "g": 29,
    "b": 151
  },
  "hsl": {
    "h": 265.574,
    "s": 67.778,
    "l": 35.294
  },
  "oklch": {
    "l": 0.38734,
    "c": 0.18082,
    "h": 295.9
  },
  "luminance": 0.04862
}

Semantic roles & 50–950 ramp

primary

#511D97

secondary

#90C04F

accent

#EB3DA1

background

#F8F5FB

surface

#F0EAF6

border

#CBC6D0

text

#0C0511

muted

#7D7980

Preview Lab

Preview with #511D97

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

Preview Lab → · Contrast checker → · Palette generator →