#663AC0#663AC0

#663AC0 is a mid, vivid violet. Relative luminance 0.097; OKLCH L 48.1% C 0.197 H 292.5°. Best body text is #FFFFFF at 7.16:1 contrast (WCAG AA passes).

Color values

HEX	#663AC0
RGB	rgb(102, 58, 192)
HSL	hsl(260, 54%, 49%)
HSV	hsv(260, 70%, 75%)
CMYK	cmyk(46.9%, 69.8%, 0%, 24.7%)
CIE-LAB	lab(37.22, 49.56, -63.42)
CIE-LCH	lch(37.22, 80.49, 308.01°)
OKLab	oklab(48.06% 0.0751 -0.1817)
OKLCH	oklch(48.06% 0.197 292.5)
XYZ	xyz(16.5043, 9.6561, 50.8532)
Luminance	0.0966 (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

#663AC0 #94C03A

analogous

#3A51C0 #663AC0 #A93AC0

triadic

#663AC0 #C0663A #3AC066

tetradic

#663AC0 #C03A51 #94C03A #3AC0A9

square

#663AC0 #C03A51 #94C03A #3AC0A9

split-complementary

#663AC0 #C0A93A #51C03A

monochromatic

#341E62 #4D2C91 #663AC0 #8966D1 #AE95DF

Accessibility & contrast

On white

7.16

#663AC0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.93

#663AC0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #663AC0

7.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##663AC0	#FFFFFF	#000000	##FFFFFF
##663AC0	1.00	7.16	2.93	7.16
#FFFFFF	7.16	1.00	21.00	1.00
#000000	2.93	21.00	1.00	21.00
##FFFFFF	7.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059C4

Deuteranopia (green-blind)

#0055BD

Tritanopia (blue-blind)

#4A5C79

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #663ac0;
/* rgb */ color: rgb(102, 58, 192);
/* oklch */ color: oklch(48.1% 0.197 292.5);

Tailwind

colors: {
  custom: {
    50: '#9974d4',
    500: '#663ac0',
    950: '#000000',
  },
}

SCSS

$custom: #663ac0;
$custom-light: #9974d4;
$custom-dark: #000000;

JSON

{
  "hex": "#663ac0",
  "rgb": {
    "r": 102,
    "g": 58,
    "b": 192
  },
  "hsl": {
    "h": 259.701,
    "s": 53.6,
    "l": 49.02
  },
  "oklch": {
    "l": 0.48059,
    "c": 0.19662,
    "h": 292.5
  },
  "luminance": 0.09657
}

Semantic roles & 50–950 ramp

primary

#663AC0

secondary

#B6CA8B

accent

#DD4BAD

background

#F9F7FD

surface

#F2EDFA

border

#CCC8D3

text

#0F0814

muted

#7E7B83

Preview Lab

Preview with #663AC0

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

Preview Lab → · Contrast checker → · Palette generator →