#664ACA#664ACA

#664ACA is a mid, vivid violet. Relative luminance 0.120; OKLCH L 51.2% C 0.189 H 287.9°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#664ACA
RGB	rgb(102, 74, 202)
HSL	hsl(253, 55%, 54%)
HSV	hsv(253, 63%, 79%)
CMYK	cmyk(49.5%, 63.4%, 0%, 20.8%)
CIE-LAB	lab(41.19, 43.69, -62.77)
CIE-LCH	lch(41.19, 76.48, 304.84°)
OKLab	oklab(51.17% 0.058 -0.1798)
OKLCH	oklch(51.17% 0.189 287.9)
XYZ	xyz(18.5858, 11.9858, 57.1998)
Luminance	0.1199 (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

#664ACA #AECA4A

analogous

#4A6ECA #664ACA #A64ACA

triadic

#664ACA #CA664A #4ACA66

tetradic

#664ACA #CA4A6E #AECA4A #4ACAA6

square

#664ACA #CA4A6E #AECA4A #4ACAA6

split-complementary

#664ACA #CAA64A #6ECA4A

monochromatic

#352377 #4A31A6 #664ACA #8E79D8 #B6A9E6

Accessibility & contrast

On white

6.18

#664ACA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#664ACA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #664ACA

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##664ACA	#FFFFFF	#000000	##FFFFFF
##664ACA	1.00	6.18	3.40	6.18
#FFFFFF	6.18	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064CE

Deuteranopia (green-blind)

#005EC7

Tritanopia (blue-blind)

#436983

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #664aca;
/* rgb */ color: rgb(102, 74, 202);
/* oklch */ color: oklch(51.2% 0.189 287.9);

Tailwind

colors: {
  custom: {
    50: '#9a7edb',
    500: '#664aca',
    950: '#000000',
  },
}

SCSS

$custom: #664aca;
$custom-light: #9a7edb;
$custom-dark: #000000;

JSON

{
  "hex": "#664aca",
  "rgb": {
    "r": 102,
    "g": 74,
    "b": 202
  },
  "hsl": {
    "h": 253.125,
    "s": 54.701,
    "l": 54.118
  },
  "oklch": {
    "l": 0.51165,
    "c": 0.18894,
    "h": 287.9
  },
  "luminance": 0.11987
}

Semantic roles & 50–950 ramp

primary

#664ACA

secondary

#C7D39D

accent

#DE4ABE

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0F0A15

muted

#7E7C83

Preview Lab

Preview with #664ACA

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

Preview Lab → · Contrast checker → · Palette generator →