#664CE3#664CE3

#664CE3 is a mid, highly saturated violet. Relative luminance 0.135; OKLCH L 53.5% C 0.217 H 284.2°. Best body text is #FFFFFF at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#664CE3
RGB	rgb(102, 76, 227)
HSL	hsl(250, 73%, 59%)
HSV	hsv(250, 67%, 89%)
CMYK	cmyk(55.1%, 66.5%, 0%, 11%)
CIE-LAB	lab(43.56, 49.91, -73.24)
CIE-LCH	lch(43.56, 88.62, 304.27°)
OKLab	oklab(53.49% 0.0532 -0.2106)
OKLCH	oklch(53.49% 0.217 284.2)
XYZ	xyz(21.9248, 13.5384, 74.1160)
Luminance	0.1354 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#664CE3 #C9E34C

analogous

#4C7EE3 #664CE3 #B24CE3

triadic

#664CE3 #E3664C #4CE366

tetradic

#664CE3 #E34C7E #C9E34C #4CE3B2

square

#664CE3 #E34C7E #C9E34C #4CE3B2

split-complementary

#664CE3 #E3B24C #7EE34C

monochromatic

#2F189C #3F21D1 #664CE3 #9381EB #C0B6F4

Accessibility & contrast

On white

5.66

#664CE3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#664CE3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #664CE3

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##664CE3	#FFFFFF	#000000	##FFFFFF
##664CE3	1.00	5.66	3.71	5.66
#FFFFFF	5.66	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BE8

Deuteranopia (green-blind)

#0062E0

Tritanopia (blue-blind)

#2B7391

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #664ce3;
/* rgb */ color: rgb(102, 76, 227);
/* oklch */ color: oklch(53.5% 0.217 284.2);

Tailwind

colors: {
  custom: {
    50: '#9d80ed',
    500: '#664ce3',
    950: '#000000',
  },
}

SCSS

$custom: #664ce3;
$custom-light: #9d80ed;
$custom-dark: #000000;

JSON

{
  "hex": "#664ce3",
  "rgb": {
    "r": 102,
    "g": 76,
    "b": 227
  },
  "hsl": {
    "h": 250.331,
    "s": 72.947,
    "l": 59.412
  },
  "oklch": {
    "l": 0.53488,
    "c": 0.21719,
    "h": 284.2
  },
  "luminance": 0.1354
}

Semantic roles & 50–950 ramp

primary

#664CE3

secondary

#D9E3A8

accent

#F038D0

background

#FAF7FE

surface

#F4EEFD

border

#CEC9D5

text

#0F0A16

muted

#7F7C84

Preview Lab

Preview with #664CE3

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

Preview Lab → · Contrast checker → · Palette generator →