#663AA2#663AA2

#663AA2 is a mid, vivid violet. Relative luminance 0.085; OKLCH L 45.7% C 0.161 H 299.4°. Best body text is #FFFFFF at 7.80:1 contrast (WCAG AA passes).

Color values

HEX	#663AA2
RGB	rgb(102, 58, 162)
HSL	hsl(265, 47%, 43%)
HSV	hsv(265, 64%, 64%)
CMYK	cmyk(37%, 64.2%, 0%, 36.5%)
CIE-LAB	lab(34.92, 41.47, -49.33)
CIE-LCH	lch(34.92, 64.45, 310.05°)
OKLab	oklab(45.69% 0.0791 -0.1403)
OKLCH	oklch(45.69% 0.161 299.4)
XYZ	xyz(13.5125, 8.4594, 35.0963)
Luminance	0.0846 (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

#663AA2 #76A23A

analogous

#3A42A2 #663AA2 #9A3AA2

triadic

#663AA2 #A2663A #3AA266

tetradic

#663AA2 #A23A42 #76A23A #3AA29A

square

#663AA2 #A23A42 #76A23A #3AA29A

split-complementary

#663AA2 #A29A3A #42A23A

monochromatic

#2D1A48 #4A2A75 #663AA2 #8457C3 #A584D3

Accessibility & contrast

On white

7.80

#663AA2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#663AA2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #663AA2

7.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##663AA2	#FFFFFF	#000000	##FFFFFF
##663AA2	1.00	7.80	2.69	7.80
#FFFFFF	7.80	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052A5

Deuteranopia (green-blind)

#0951A0

Tritanopia (blue-blind)

#595168

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #663aa2;
/* rgb */ color: rgb(102, 58, 162);
/* oklch */ color: oklch(45.7% 0.161 299.4);

Tailwind

colors: {
  custom: {
    50: '#9673be',
    500: '#663aa2',
    950: '#000000',
  },
}

SCSS

$custom: #663aa2;
$custom-light: #9673be;
$custom-dark: #000000;

JSON

{
  "hex": "#663aa2",
  "rgb": {
    "r": 102,
    "g": 58,
    "b": 162
  },
  "hsl": {
    "h": 265.385,
    "s": 47.273,
    "l": 43.137
  },
  "oklch": {
    "l": 0.45689,
    "c": 0.16108,
    "h": 299.4
  },
  "luminance": 0.0846
}

Semantic roles & 50–950 ramp

primary

#663AA2

secondary

#A1BD7B

accent

#D7519E

background

#F9F7FB

surface

#F2EDF7

border

#CCC8D0

text

#0E0812

muted

#7E7B81

Preview Lab

Preview with #663AA2

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

Preview Lab → · Contrast checker → · Palette generator →