#663EA2#663EA2

#663EA2 is a mid, vivid violet. Relative luminance 0.089; OKLCH L 46.3% C 0.155 H 298.6°. Best body text is #FFFFFF at 7.57:1 contrast (WCAG AA passes).

Color values

HEX	#663EA2
RGB	rgb(102, 62, 162)
HSL	hsl(264, 45%, 44%)
HSV	hsv(264, 62%, 64%)
CMYK	cmyk(37%, 61.7%, 0%, 36.5%)
CIE-LAB	lab(35.75, 39.24, -48.00)
CIE-LCH	lch(35.75, 62.00, 309.27°)
OKLab	oklab(46.29% 0.0743 -0.1364)
OKLCH	oklch(46.29% 0.155 298.6)
XYZ	xyz(13.7221, 8.8785, 35.1662)
Luminance	0.0888 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.71

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#663EA2 #7AA23E

analogous

#3E48A2 #663EA2 #983EA2

triadic

#663EA2 #A2663E #3EA266

tetradic

#663EA2 #A23E48 #7AA23E #3EA298

square

#663EA2 #A23E48 #7AA23E #3EA298

split-complementary

#663EA2 #A2983E #48A23E

monochromatic

#2E1C49 #4A2D76 #663EA2 #855CC1 #A689D2

Accessibility & contrast

On white

7.57

#663EA2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#663EA2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #663EA2

7.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##663EA2	#FFFFFF	#000000	##FFFFFF
##663EA2	1.00	7.57	2.78	7.57
#FFFFFF	7.57	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054A5

Deuteranopia (green-blind)

#1653A0

Tritanopia (blue-blind)

#58546A

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #663ea2;
/* rgb */ color: rgb(102, 62, 162);
/* oklch */ color: oklch(46.3% 0.155 298.6);

Tailwind

colors: {
  custom: {
    50: '#9675be',
    500: '#663ea2',
    950: '#000000',
  },
}

SCSS

$custom: #663ea2;
$custom-light: #9675be;
$custom-dark: #000000;

JSON

{
  "hex": "#663ea2",
  "rgb": {
    "r": 102,
    "g": 62,
    "b": 162
  },
  "hsl": {
    "h": 264,
    "s": 44.643,
    "l": 43.922
  },
  "oklch": {
    "l": 0.4629,
    "c": 0.15531,
    "h": 298.6
  },
  "luminance": 0.08879
}

Semantic roles & 50–950 ramp

primary

#663EA2

secondary

#A4BC80

accent

#D453A1

background

#F9F7FB

surface

#F2EDF7

border

#CCC8D0

text

#0E0812

muted

#7E7B81

Preview Lab

Preview with #663EA2

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

Preview Lab → · Contrast checker → · Palette generator →