#664AE4#664AE4

#664AE4 is a mid, highly saturated violet. Relative luminance 0.133; OKLCH L 53.3% C 0.221 H 284.4°. Best body text is #FFFFFF at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#664AE4
RGB	rgb(102, 74, 228)
HSL	hsl(251, 74%, 59%)
HSV	hsv(251, 68%, 89%)
CMYK	cmyk(55.3%, 67.5%, 0%, 10.6%)
CIE-LAB	lab(43.25, 51.29, -74.33)
CIE-LCH	lch(43.25, 90.31, 304.61°)
OKLab	oklab(53.28% 0.0547 -0.2138)
OKLCH	oklch(53.28% 0.221 284.4)
XYZ	xyz(21.9276, 13.3225, 74.7998)
Luminance	0.1332 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#664AE4 #C8E44A

analogous

#4A7BE4 #664AE4 #B34AE4

triadic

#664AE4 #E4664A #4AE466

tetradic

#664AE4 #E44A7B #C8E44A #4AE4B3

square

#664AE4 #E44A7B #C8E44A #4AE4B3

split-complementary

#664AE4 #E4B34A #7BE44A

monochromatic

#2F179C #401FD2 #664AE4 #937FEC #C0B5F4

Accessibility & contrast

On white

5.73

#664AE4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#664AE4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #664AE4

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##664AE4	#FFFFFF	#000000	##FFFFFF
##664AE4	1.00	5.73	3.66	5.73
#FFFFFF	5.73	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BE9

Deuteranopia (green-blind)

#0061E1

Tritanopia (blue-blind)

#2A7291

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #664ae4;
/* rgb */ color: rgb(102, 74, 228);
/* oklch */ color: oklch(53.3% 0.221 284.4);

Tailwind

colors: {
  custom: {
    50: '#9d7fee',
    500: '#664ae4',
    950: '#000000',
  },
}

SCSS

$custom: #664ae4;
$custom-light: #9d7fee;
$custom-dark: #000000;

JSON

{
  "hex": "#664ae4",
  "rgb": {
    "r": 102,
    "g": 74,
    "b": 228
  },
  "hsl": {
    "h": 250.909,
    "s": 74.038,
    "l": 59.216
  },
  "oklch": {
    "l": 0.53284,
    "c": 0.22067,
    "h": 284.4
  },
  "luminance": 0.13324
}

Semantic roles & 50–950 ramp

primary

#664AE4

secondary

#D8E3A7

accent

#F137CF

background

#FAF7FE

surface

#F4EEFD

border

#CEC9D5

text

#100A16

muted

#7F7C84

Preview Lab

Preview with #664AE4

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

Preview Lab → · Contrast checker → · Palette generator →