#511F98#511F98

#511F98 is a dark, vivid violet. Relative luminance 0.050; OKLCH L 39.0% C 0.180 H 295.4°. Best body text is #FFFFFF at 10.50:1 contrast (WCAG AA passes).

Color values

HEX	#511F98
RGB	rgb(81, 31, 152)
HSL	hsl(265, 66%, 36%)
HSV	hsv(265, 80%, 60%)
CMYK	cmyk(46.7%, 79.6%, 0%, 40.4%)
CIE-LAB	lab(26.72, 48.29, -56.71)
CIE-LCH	lch(26.72, 74.49, 310.41°)
OKLab	oklab(39.03% 0.0772 -0.1626)
OKLCH	oklch(39.03% 0.18 295.4)
XYZ	xyz(9.5493, 4.9961, 30.1609)
Luminance	0.0500 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511F98 #66981F

analogous

#1F2A98 #511F98 #8D1F98

triadic

#511F98 #98511F #1F9851

tetradic

#511F98 #981F2A #66981F #1F988D

square

#511F98 #981F2A #66981F #1F988D

split-complementary

#511F98 #988D1F #2A981F

monochromatic

#1B0A32 #361565 #511F98 #6C29CB #8D55DC

Accessibility & contrast

On white

10.50

#511F98 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#511F98 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511F98

10.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511F98	#FFFFFF	#000000	##FFFFFF
##511F98	1.00	10.50	2.00	10.50
#FFFFFF	10.50	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00409B

Deuteranopia (green-blind)

#003D96

Tritanopia (blue-blind)

#3D415B

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #511f98;
/* rgb */ color: rgb(81, 31, 152);
/* oklch */ color: oklch(39.0% 0.180 295.4);

Tailwind

colors: {
  custom: {
    50: '#8961b7',
    500: '#511f98',
    950: '#000000',
  },
}

SCSS

$custom: #511f98;
$custom-light: #8961b7;
$custom-dark: #000000;

JSON

{
  "hex": "#511f98",
  "rgb": {
    "r": 81,
    "g": 31,
    "b": 152
  },
  "hsl": {
    "h": 264.793,
    "s": 66.12,
    "l": 35.882
  },
  "oklch": {
    "l": 0.3903,
    "c": 0.17997,
    "h": 295.4
  },
  "luminance": 0.04996
}

Semantic roles & 50–950 ramp

primary

#511F98

secondary

#93C053

accent

#E93FA3

background

#F8F6FB

surface

#F0EBF6

border

#CBC6D0

text

#0C0511

muted

#7D7A80

Preview Lab

Preview with #511F98

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

Preview Lab → · Contrast checker → · Palette generator →