#663EC2#663EC2

#663EC2 is a mid, vivid violet. Relative luminance 0.102; OKLCH L 48.8% C 0.194 H 291.4°. Best body text is #FFFFFF at 6.92:1 contrast (WCAG AA passes).

Color values

HEX	#663EC2
RGB	rgb(102, 62, 194)
HSL	hsl(258, 52%, 50%)
HSV	hsv(258, 68%, 76%)
CMYK	cmyk(47.4%, 68%, 0%, 23.9%)
CIE-LAB	lab(38.14, 48.02, -63.09)
CIE-LCH	lch(38.14, 79.29, 307.28°)
OKLab	oklab(48.77% 0.0709 -0.1808)
OKLCH	oklch(48.77% 0.194 291.4)
XYZ	xyz(16.9370, 10.1645, 52.0980)
Luminance	0.1017 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Bluey Purple

#6241C7

ΔE00 1.28

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#663EC2 #9AC23E

analogous

#3E58C2 #663EC2 #A83EC2

triadic

#663EC2 #C2663E #3EC266

tetradic

#663EC2 #C23E58 #9AC23E #3EC2A8

square

#663EC2 #C23E58 #9AC23E #3EC2A8

split-complementary

#663EC2 #C2A83E #58C23E

monochromatic

#352066 #4D2F94 #663EC2 #8B6DD1 #B09BDF

Accessibility & contrast

On white

6.92

#663EC2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#663EC2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #663EC2

6.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##663EC2	#FFFFFF	#000000	##FFFFFF
##663EC2	1.00	6.92	3.03	6.92
#FFFFFF	6.92	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CC6

Deuteranopia (green-blind)

#0057BF

Tritanopia (blue-blind)

#495F7B

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #663ec2;
/* rgb */ color: rgb(102, 62, 194);
/* oklch */ color: oklch(48.8% 0.194 291.4);

Tailwind

colors: {
  custom: {
    50: '#9976d5',
    500: '#663ec2',
    950: '#000000',
  },
}

SCSS

$custom: #663ec2;
$custom-light: #9976d5;
$custom-dark: #000000;

JSON

{
  "hex": "#663ec2",
  "rgb": {
    "r": 102,
    "g": 62,
    "b": 194
  },
  "hsl": {
    "h": 258.182,
    "s": 51.969,
    "l": 50.196
  },
  "oklch": {
    "l": 0.48765,
    "c": 0.19418,
    "h": 291.4
  },
  "luminance": 0.10165
}

Semantic roles & 50–950 ramp

primary

#663EC2

secondary

#BACB90

accent

#DB4CB0

background

#F9F7FD

surface

#F2EDFA

border

#CCC8D3

text

#0F0914

muted

#7E7B83

Preview Lab

Preview with #663EC2

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

Preview Lab → · Contrast checker → · Palette generator →