#664EA2#664EA2

#664EA2 is a mid, vivid violet. Relative luminance 0.109; OKLCH L 49.0% C 0.131 H 294.2°. Best body text is #FFFFFF at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#664EA2
RGB	rgb(102, 78, 162)
HSL	hsl(257, 35%, 47%)
HSV	hsv(257, 52%, 64%)
CMYK	cmyk(37%, 51.9%, 0%, 36.5%)
CIE-LAB	lab(39.38, 29.82, -42.17)
CIE-LCH	lch(39.38, 51.65, 305.27°)
OKLab	oklab(48.97% 0.0537 -0.1193)
OKLCH	oklch(48.97% 0.131 294.2)
XYZ	xyz(14.7238, 10.8819, 35.5001)
Luminance	0.1088 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#664EA2 #8AA24E

analogous

#4E60A2 #664EA2 #904EA2

triadic

#664EA2 #A2664E #4EA266

tetradic

#664EA2 #A24E60 #8AA24E #4EA290

square

#664EA2 #A24E60 #8AA24E #4EA290

split-complementary

#664EA2 #A2904E #60A24E

monochromatic

#32264F #4C3A79 #664EA2 #8772BB #AA9BCF

Accessibility & contrast

On white

6.61

#664EA2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#664EA2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #664EA2

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##664EA2	#FFFFFF	#000000	##FFFFFF
##664EA2	1.00	6.61	3.18	6.61
#FFFFFF	6.61	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D5EA5

Deuteranopia (green-blind)

#325BA0

Tritanopia (blue-blind)

#575F70

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #664ea2;
/* rgb */ color: rgb(102, 78, 162);
/* oklch */ color: oklch(49.0% 0.131 294.2);

Tailwind

colors: {
  custom: {
    50: '#9580be',
    500: '#664ea2',
    950: '#000000',
  },
}

SCSS

$custom: #664ea2;
$custom-light: #9580be;
$custom-dark: #000000;

JSON

{
  "hex": "#664ea2",
  "rgb": {
    "r": 102,
    "g": 78,
    "b": 162
  },
  "hsl": {
    "h": 257.143,
    "s": 35,
    "l": 47.059
  },
  "oklch": {
    "l": 0.48967,
    "c": 0.13079,
    "h": 294.2
  },
  "luminance": 0.10882
}

Semantic roles & 50–950 ramp

primary

#664EA2

secondary

#AFBC90

accent

#CB5DAC

background

#F9F7FB

surface

#F2EEF7

border

#CCC9D0

text

#0D0A12

muted

#7E7C81

Preview Lab

Preview with #664EA2

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

Preview Lab → · Contrast checker → · Palette generator →