#663ABF#663ABF

#663ABF is a mid, vivid violet. Relative luminance 0.096; OKLCH L 48.0% C 0.195 H 292.7°. Best body text is #FFFFFF at 7.19:1 contrast (WCAG AA passes).

Color values

HEX	#663ABF
RGB	rgb(102, 58, 191)
HSL	hsl(260, 53%, 49%)
HSV	hsv(260, 70%, 75%)
CMYK	cmyk(46.6%, 69.6%, 0%, 25.1%)
CIE-LAB	lab(37.14, 49.29, -62.96)
CIE-LCH	lch(37.14, 79.96, 308.05°)
OKLab	oklab(47.98% 0.0753 -0.1804)
OKLCH	oklch(47.98% 0.195 292.7)
XYZ	xyz(16.3939, 9.6119, 50.2716)
Luminance	0.0961 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#663ABF #93BF3A

analogous

#3A50BF #663ABF #A93ABF

triadic

#663ABF #BF663A #3ABF66

tetradic

#663ABF #BF3A50 #93BF3A #3ABFA9

square

#663ABF #BF3A50 #93BF3A #3ABFA9

split-complementary

#663ABF #BFA93A #50BF3A

monochromatic

#341D61 #4D2C90 #663ABF #8966D0 #AD95DF

Accessibility & contrast

On white

7.19

#663ABF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.92

#663ABF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #663ABF

7.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##663ABF	#FFFFFF	#000000	##FFFFFF
##663ABF	1.00	7.19	2.92	7.19
#FFFFFF	7.19	1.00	21.00	1.00
#000000	2.92	21.00	1.00	21.00
##FFFFFF	7.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059C3

Deuteranopia (green-blind)

#0055BC

Tritanopia (blue-blind)

#4B5C78

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #663abf;
/* rgb */ color: rgb(102, 58, 191);
/* oklch */ color: oklch(48.0% 0.195 292.7);

Tailwind

colors: {
  custom: {
    50: '#9974d3',
    500: '#663abf',
    950: '#000000',
  },
}

SCSS

$custom: #663abf;
$custom-light: #9974d3;
$custom-dark: #000000;

JSON

{
  "hex": "#663abf",
  "rgb": {
    "r": 102,
    "g": 58,
    "b": 191
  },
  "hsl": {
    "h": 259.85,
    "s": 53.414,
    "l": 48.824
  },
  "oklch": {
    "l": 0.47976,
    "c": 0.19546,
    "h": 292.7
  },
  "luminance": 0.09612
}

Semantic roles & 50–950 ramp

primary

#663ABF

secondary

#B5CA8B

accent

#DD4BAD

background

#F9F7FD

surface

#F2EDFA

border

#CCC8D3

text

#0F0814

muted

#7E7B83

Preview Lab

Preview with #663ABF

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

Preview Lab → · Contrast checker → · Palette generator →