#663AC2#663AC2

#663AC2 is a mid, vivid violet. Relative luminance 0.097; OKLCH L 48.2% C 0.199 H 292.1°. Best body text is #FFFFFF at 7.12:1 contrast (WCAG AA passes).

Color values

HEX	#663AC2
RGB	rgb(102, 58, 194)
HSL	hsl(259, 54%, 49%)
HSV	hsv(259, 70%, 76%)
CMYK	cmyk(47.4%, 70.1%, 0%, 23.9%)
CIE-LAB	lab(37.38, 50.11, -64.32)
CIE-LCH	lch(37.38, 81.53, 307.92°)
OKLab	oklab(48.23% 0.0747 -0.1844)
OKLCH	oklch(48.23% 0.199 292.1)
XYZ	xyz(16.7274, 9.7454, 52.0282)
Luminance	0.0975 (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

#663AC2 #96C23A

analogous

#3A52C2 #663AC2 #AA3AC2

triadic

#663AC2 #C2663A #3AC266

tetradic

#663AC2 #C23A52 #96C23A #3AC2AA

square

#663AC2 #C23A52 #96C23A #3AC2AA

split-complementary

#663AC2 #C2AA3A #52C23A

monochromatic

#341E64 #4D2C93 #663AC2 #8A67D2 #AE97E0

Accessibility & contrast

On white

7.12

#663AC2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#663AC2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #663AC2

7.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##663AC2	#FFFFFF	#000000	##FFFFFF
##663AC2	1.00	7.12	2.95	7.12
#FFFFFF	7.12	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AC6

Deuteranopia (green-blind)

#0055BF

Tritanopia (blue-blind)

#495D7A

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #663ac2;
/* rgb */ color: rgb(102, 58, 194);
/* oklch */ color: oklch(48.2% 0.199 292.1);

Tailwind

colors: {
  custom: {
    50: '#9a74d5',
    500: '#663ac2',
    950: '#000000',
  },
}

SCSS

$custom: #663ac2;
$custom-light: #9a74d5;
$custom-dark: #000000;

JSON

{
  "hex": "#663ac2",
  "rgb": {
    "r": 102,
    "g": 58,
    "b": 194
  },
  "hsl": {
    "h": 259.412,
    "s": 53.968,
    "l": 49.412
  },
  "oklch": {
    "l": 0.48226,
    "c": 0.19894,
    "h": 292.1
  },
  "luminance": 0.09746
}

Semantic roles & 50–950 ramp

primary

#663AC2

secondary

#B7CB8D

accent

#DD4AAE

background

#FAF7FD

surface

#F3EDFA

border

#CDC8D3

text

#0F0814

muted

#7F7B83

Preview Lab

Preview with #663AC2

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

Preview Lab → · Contrast checker → · Palette generator →