#664FBE#664FBE

#664FBE is a mid, vivid violet. Relative luminance 0.121; OKLCH L 51.1% C 0.167 H 288.6°. Best body text is #FFFFFF at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#664FBE
RGB	rgb(102, 79, 190)
HSL	hsl(252, 46%, 53%)
HSV	hsv(252, 58%, 75%)
CMYK	cmyk(46.3%, 58.4%, 0%, 25.5%)
CIE-LAB	lab(41.43, 37.28, -55.41)
CIE-LCH	lch(41.43, 66.78, 303.93°)
OKLab	oklab(51.06% 0.0532 -0.1582)
OKLCH	oklch(51.06% 0.167 288.6)
XYZ	xyz(17.5671, 12.1338, 50.1217)
Luminance	0.1213 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#664FBE #A7BE4F

analogous

#4F70BE #664FBE #9D4FBE

triadic

#664FBE #BE664F #4FBE66

tetradic

#664FBE #BE4F70 #A7BE4F #4FBE9D

square

#664FBE #BE4F70 #A7BE4F #4FBE9D

split-complementary

#664FBE #BE9D4F #70BE4F

monochromatic

#36286B #4C3898 #664FBE #8D7CCF #B4A8DF

Accessibility & contrast

On white

6.13

#664FBE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#664FBE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #664FBE

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##664FBE	#FFFFFF	#000000	##FFFFFF
##664FBE	1.00	6.13	3.43	6.13
#FFFFFF	6.13	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064C2

Deuteranopia (green-blind)

#005FBC

Tritanopia (blue-blind)

#4A687F

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #664fbe;
/* rgb */ color: rgb(102, 79, 190);
/* oklch */ color: oklch(51.1% 0.167 288.6);

Tailwind

colors: {
  custom: {
    50: '#9881d2',
    500: '#664fbe',
    950: '#000000',
  },
}

SCSS

$custom: #664fbe;
$custom-light: #9881d2;
$custom-dark: #000000;

JSON

{
  "hex": "#664fbe",
  "rgb": {
    "r": 102,
    "g": 79,
    "b": 190
  },
  "hsl": {
    "h": 252.432,
    "s": 46.058,
    "l": 52.745
  },
  "oklch": {
    "l": 0.51063,
    "c": 0.16689,
    "h": 288.6
  },
  "luminance": 0.12134
}

Semantic roles & 50–950 ramp

primary

#664FBE

secondary

#C2CC9C

accent

#D652BA

background

#F9F7FD

surface

#F2EEFA

border

#CCC9D3

text

#0E0A14

muted

#7E7C83

Preview Lab

Preview with #664FBE

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

Preview Lab → · Contrast checker → · Palette generator →