#664CC7#664CC7

#664CC7 is a mid, vivid violet. Relative luminance 0.121; OKLCH L 51.2% C 0.183 H 287.9°. Best body text is #FFFFFF at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#664CC7
RGB	rgb(102, 76, 199)
HSL	hsl(253, 52%, 54%)
HSV	hsv(253, 62%, 78%)
CMYK	cmyk(48.7%, 61.8%, 0%, 22%)
CIE-LAB	lab(41.40, 41.67, -60.69)
CIE-LCH	lch(41.40, 73.62, 304.47°)
OKLab	oklab(51.25% 0.0561 -0.1737)
OKLCH	oklch(51.25% 0.183 287.9)
XYZ	xyz(18.3697, 12.1164, 55.3925)
Luminance	0.1212 (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

#664CC7 #ADC74C

analogous

#4C70C7 #664CC7 #A44CC7

triadic

#664CC7 #C7664C #4CC766

tetradic

#664CC7 #C74C70 #ADC74C #4CC7A4

square

#664CC7 #C74C70 #ADC74C #4CC7A4

split-complementary

#664CC7 #C7A44C #70C74C

monochromatic

#352474 #4B33A3 #664CC7 #8E7BD6 #B6A9E4

Accessibility & contrast

On white

6.13

#664CC7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#664CC7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #664CC7

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##664CC7	#FFFFFF	#000000	##FFFFFF
##664CC7	1.00	6.13	3.42	6.13
#FFFFFF	6.13	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064CB

Deuteranopia (green-blind)

#005EC4

Tritanopia (blue-blind)

#456982

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #664cc7;
/* rgb */ color: rgb(102, 76, 199);
/* oklch */ color: oklch(51.2% 0.183 287.9);

Tailwind

colors: {
  custom: {
    50: '#997fd9',
    500: '#664cc7',
    950: '#000000',
  },
}

SCSS

$custom: #664cc7;
$custom-light: #997fd9;
$custom-dark: #000000;

JSON

{
  "hex": "#664cc7",
  "rgb": {
    "r": 102,
    "g": 76,
    "b": 199
  },
  "hsl": {
    "h": 252.683,
    "s": 52.34,
    "l": 53.922
  },
  "oklch": {
    "l": 0.51245,
    "c": 0.18256,
    "h": 287.9
  },
  "luminance": 0.12117
}

Semantic roles & 50–950 ramp

primary

#664CC7

secondary

#C7D29D

accent

#DC4CBD

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0F0A15

muted

#7E7C83

Preview Lab

Preview with #664CC7

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

Preview Lab → · Contrast checker → · Palette generator →