#664EBD#664EBD

#664EBD is a mid, vivid violet. Relative luminance 0.119; OKLCH L 50.8% C 0.167 H 289.0°. Best body text is #FFFFFF at 6.20:1 contrast (WCAG AA passes).

Color values

HEX	#664EBD
RGB	rgb(102, 78, 189)
HSL	hsl(253, 46%, 52%)
HSV	hsv(253, 59%, 74%)
CMYK	cmyk(46%, 58.7%, 0%, 25.9%)
CIE-LAB	lab(41.13, 37.57, -55.31)
CIE-LCH	lch(41.13, 66.86, 304.19°)
OKLab	oklab(50.82% 0.0544 -0.1579)
OKLCH	oklch(50.82% 0.167 289)
XYZ	xyz(17.3866, 11.9470, 49.5242)
Luminance	0.1195 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.58

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#664EBD #A5BD4E

analogous

#4E6EBD #664EBD #9E4EBD

triadic

#664EBD #BD664E #4EBD66

tetradic

#664EBD #BD4E6E #A5BD4E #4EBD9E

square

#664EBD #BD4E6E #A5BD4E #4EBD9E

split-complementary

#664EBD #BD9E4E #6EBD4E

monochromatic

#362769 #4C3896 #664EBD #8D7BCE #B3A7DE

Accessibility & contrast

On white

6.20

#664EBD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#664EBD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #664EBD

6.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##664EBD	#FFFFFF	#000000	##FFFFFF
##664EBD	1.00	6.20	3.39	6.20
#FFFFFF	6.20	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C1

Deuteranopia (green-blind)

#005EBB

Tritanopia (blue-blind)

#4B677E

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #664ebd;
/* rgb */ color: rgb(102, 78, 189);
/* oklch */ color: oklch(50.8% 0.167 289.0);

Tailwind

colors: {
  custom: {
    50: '#9880d2',
    500: '#664ebd',
    950: '#000000',
  },
}

SCSS

$custom: #664ebd;
$custom-light: #9880d2;
$custom-dark: #000000;

JSON

{
  "hex": "#664ebd",
  "rgb": {
    "r": 102,
    "g": 78,
    "b": 189
  },
  "hsl": {
    "h": 252.973,
    "s": 45.679,
    "l": 52.353
  },
  "oklch": {
    "l": 0.50823,
    "c": 0.16698,
    "h": 289
  },
  "luminance": 0.11948
}

Semantic roles & 50–950 ramp

primary

#664EBD

secondary

#C1CC9B

accent

#D552B9

background

#F9F7FD

surface

#F2EEFA

border

#CCC9D3

text

#0E0A14

muted

#7E7C83

Preview Lab

Preview with #664EBD

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

Preview Lab → · Contrast checker → · Palette generator →