#664BC2#664BC2

#664BC2 is a mid, vivid violet. Relative luminance 0.118; OKLCH L 50.7% C 0.178 H 288.9°. Best body text is #FFFFFF at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#664BC2
RGB	rgb(102, 75, 194)
HSL	hsl(254, 49%, 53%)
HSV	hsv(254, 61%, 76%)
CMYK	cmyk(47.4%, 61.3%, 0%, 23.9%)
CIE-LAB	lab(40.82, 40.79, -58.73)
CIE-LCH	lch(40.82, 71.50, 304.78°)
OKLab	oklab(50.71% 0.0575 -0.168)
OKLCH	oklch(50.71% 0.178 288.9)
XYZ	xyz(17.7304, 11.7513, 52.3625)
Luminance	0.1175 (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

#664BC2 #A7C24B

analogous

#4B6CC2 #664BC2 #A14BC2

triadic

#664BC2 #C2664B #4BC266

tetradic

#664BC2 #C24B6C #A7C24B #4BC2A1

square

#664BC2 #C24B6C #A7C24B #4BC2A1

split-complementary

#664BC2 #C2A14B #6CC24B

monochromatic

#36256D #4C359B #664BC2 #8D79D1 #B4A6E1

Accessibility & contrast

On white

6.27

#664BC2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#664BC2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #664BC2

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##664BC2	#FFFFFF	#000000	##FFFFFF
##664BC2	1.00	6.27	3.35	6.27
#FFFFFF	6.27	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C6

Deuteranopia (green-blind)

#005DC0

Tritanopia (blue-blind)

#48677F

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #664bc2;
/* rgb */ color: rgb(102, 75, 194);
/* oklch */ color: oklch(50.7% 0.178 288.9);

Tailwind

colors: {
  custom: {
    50: '#997ed5',
    500: '#664bc2',
    950: '#000000',
  },
}

SCSS

$custom: #664bc2;
$custom-light: #997ed5;
$custom-dark: #000000;

JSON

{
  "hex": "#664bc2",
  "rgb": {
    "r": 102,
    "g": 75,
    "b": 194
  },
  "hsl": {
    "h": 253.613,
    "s": 49.378,
    "l": 52.745
  },
  "oklch": {
    "l": 0.50705,
    "c": 0.17753,
    "h": 288.9
  },
  "luminance": 0.11752
}

Semantic roles & 50–950 ramp

primary

#664BC2

secondary

#C2CE9B

accent

#D94FBA

background

#F9F7FD

surface

#F2EEFA

border

#CCC9D3

text

#0E0A14

muted

#7E7C83

Preview Lab

Preview with #664BC2

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

Preview Lab → · Contrast checker → · Palette generator →