#663ABA#663ABA

#663ABA is a mid, vivid violet. Relative luminance 0.094; OKLCH L 47.6% C 0.190 H 293.7°. Best body text is #FFFFFF at 7.29:1 contrast (WCAG AA passes).

Color values

HEX	#663ABA
RGB	rgb(102, 58, 186)
HSL	hsl(261, 52%, 48%)
HSV	hsv(261, 69%, 73%)
CMYK	cmyk(45.2%, 68.8%, 0%, 27.1%)
CIE-LAB	lab(36.74, 47.92, -60.68)
CIE-LCH	lch(36.74, 77.32, 308.30°)
OKLab	oklab(47.56% 0.0761 -0.1737)
OKLCH	oklch(47.56% 0.19 293.7)
XYZ	xyz(15.8531, 9.3956, 47.4231)
Luminance	0.0940 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Bluey Purple

#6241C7

ΔE00 2.73

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#663ABA #8EBA3A

analogous

#3A4EBA #663ABA #A63ABA

triadic

#663ABA #BA663A #3ABA66

tetradic

#663ABA #BA3A4E #8EBA3A #3ABAA6

square

#663ABA #BA3A4E #8EBA3A #3ABAA6

split-complementary

#663ABA #BAA63A #4EBA3A

monochromatic

#331D5D #4C2B8B #663ABA #8863CE #AB92DD

Accessibility & contrast

On white

7.29

#663ABA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.88

#663ABA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #663ABA

7.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##663ABA	#FFFFFF	#000000	##FFFFFF
##663ABA	1.00	7.29	2.88	7.29
#FFFFFF	7.29	1.00	21.00	1.00
#000000	2.88	21.00	1.00	21.00
##FFFFFF	7.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058BE

Deuteranopia (green-blind)

#0054B7

Tritanopia (blue-blind)

#4E5A75

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #663aba;
/* rgb */ color: rgb(102, 58, 186);
/* oklch */ color: oklch(47.6% 0.190 293.7);

Tailwind

colors: {
  custom: {
    50: '#9973d0',
    500: '#663aba',
    950: '#000000',
  },
}

SCSS

$custom: #663aba;
$custom-light: #9973d0;
$custom-dark: #000000;

JSON

{
  "hex": "#663aba",
  "rgb": {
    "r": 102,
    "g": 58,
    "b": 186
  },
  "hsl": {
    "h": 260.625,
    "s": 52.459,
    "l": 47.843
  },
  "oklch": {
    "l": 0.47564,
    "c": 0.18963,
    "h": 293.7
  },
  "luminance": 0.09396
}

Semantic roles & 50–950 ramp

primary

#663ABA

secondary

#B2C888

accent

#DC4CAA

background

#F9F7FC

surface

#F2EDF9

border

#CCC8D2

text

#0F0814

muted

#7E7B82

Preview Lab

Preview with #663ABA

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

Preview Lab → · Contrast checker → · Palette generator →