#663CA2#663CA2

#663CA2 is a mid, vivid violet. Relative luminance 0.087; OKLCH L 46.0% C 0.158 H 299.0°. Best body text is #FFFFFF at 7.68:1 contrast (WCAG AA passes).

Color values

HEX	#663CA2
RGB	rgb(102, 60, 162)
HSL	hsl(265, 46%, 44%)
HSV	hsv(265, 63%, 64%)
CMYK	cmyk(37%, 63%, 0%, 36.5%)
CIE-LAB	lab(35.33, 40.36, -48.67)
CIE-LCH	lch(35.33, 63.23, 309.67°)
OKLab	oklab(45.99% 0.0767 -0.1384)
OKLCH	oklch(45.99% 0.158 299)
XYZ	xyz(13.6153, 8.6650, 35.1306)
Luminance	0.0867 (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

#663CA2 #78A23C

analogous

#3C45A2 #663CA2 #993CA2

triadic

#663CA2 #A2663C #3CA266

tetradic

#663CA2 #A23C45 #78A23C #3CA299

square

#663CA2 #A23C45 #78A23C #3CA299

split-complementary

#663CA2 #A2993C #45A23C

monochromatic

#2E1B49 #4A2B75 #663CA2 #8459C2 #A586D2

Accessibility & contrast

On white

7.68

#663CA2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#663CA2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #663CA2

7.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##663CA2	#FFFFFF	#000000	##FFFFFF
##663CA2	1.00	7.68	2.73	7.68
#FFFFFF	7.68	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053A5

Deuteranopia (green-blind)

#1052A0

Tritanopia (blue-blind)

#595269

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #663ca2;
/* rgb */ color: rgb(102, 60, 162);
/* oklch */ color: oklch(46.0% 0.158 299.0);

Tailwind

colors: {
  custom: {
    50: '#9674be',
    500: '#663ca2',
    950: '#000000',
  },
}

SCSS

$custom: #663ca2;
$custom-light: #9674be;
$custom-dark: #000000;

JSON

{
  "hex": "#663ca2",
  "rgb": {
    "r": 102,
    "g": 60,
    "b": 162
  },
  "hsl": {
    "h": 264.706,
    "s": 45.946,
    "l": 43.529
  },
  "oklch": {
    "l": 0.45986,
    "c": 0.15822,
    "h": 299
  },
  "luminance": 0.08665
}

Semantic roles & 50–950 ramp

primary

#663CA2

secondary

#A2BC7D

accent

#D6529F

background

#F9F7FB

surface

#F2EDF7

border

#CCC8D0

text

#0E0812

muted

#7E7B81

Preview Lab

Preview with #663CA2

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

Preview Lab → · Contrast checker → · Palette generator →