#663DBF#663DBF

#663DBF is a mid, vivid violet. Relative luminance 0.099; OKLCH L 48.4% C 0.192 H 292.2°. Best body text is #FFFFFF at 7.04:1 contrast (WCAG AA passes).

Color values

HEX	#663DBF
RGB	rgb(102, 61, 191)
HSL	hsl(259, 52%, 49%)
HSV	hsv(259, 68%, 75%)
CMYK	cmyk(46.6%, 68.1%, 0%, 25.1%)
CIE-LAB	lab(37.70, 47.72, -62.04)
CIE-LCH	lch(37.70, 78.27, 307.57°)
OKLab	oklab(48.38% 0.0724 -0.1777)
OKLCH	oklch(48.38% 0.192 292.2)
XYZ	xyz(16.5496, 9.9233, 50.3235)
Luminance	0.0992 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Bluey Purple

#6241C7

ΔE00 1.73

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#663DBF #96BF3D

analogous

#3D55BF #663DBF #A73DBF

triadic

#663DBF #BF663D #3DBF66

tetradic

#663DBF #BF3D55 #96BF3D #3DBFA7

square

#663DBF #BF3D55 #96BF3D #3DBFA7

split-complementary

#663DBF #BFA73D #55BF3D

monochromatic

#341F62 #4D2E91 #663DBF #8A6ACF #AE98DE

Accessibility & contrast

On white

7.04

#663DBF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#663DBF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #663DBF

7.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##663DBF	#FFFFFF	#000000	##FFFFFF
##663DBF	1.00	7.04	2.98	7.04
#FFFFFF	7.04	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BC3

Deuteranopia (green-blind)

#0056BC

Tritanopia (blue-blind)

#4B5D79

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #663dbf;
/* rgb */ color: rgb(102, 61, 191);
/* oklch */ color: oklch(48.4% 0.192 292.2);

Tailwind

colors: {
  custom: {
    50: '#9975d3',
    500: '#663dbf',
    950: '#000000',
  },
}

SCSS

$custom: #663dbf;
$custom-light: #9975d3;
$custom-dark: #000000;

JSON

{
  "hex": "#663dbf",
  "rgb": {
    "r": 102,
    "g": 61,
    "b": 191
  },
  "hsl": {
    "h": 258.923,
    "s": 51.587,
    "l": 49.412
  },
  "oklch": {
    "l": 0.48382,
    "c": 0.19184,
    "h": 292.2
  },
  "luminance": 0.09924
}

Semantic roles & 50–950 ramp

primary

#663DBF

secondary

#B7CA8E

accent

#DB4DAE

background

#F9F7FD

surface

#F2EDFA

border

#CCC8D3

text

#0F0814

muted

#7E7B83

Preview Lab

Preview with #663DBF

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

Preview Lab → · Contrast checker → · Palette generator →