#664AA2#664AA2

#664AA2 is a mid, vivid violet. Relative luminance 0.103; OKLCH L 48.3% C 0.137 H 295.5°. Best body text is #FFFFFF at 6.85:1 contrast (WCAG AA passes).

Color values

HEX	#664AA2
RGB	rgb(102, 74, 162)
HSL	hsl(259, 37%, 46%)
HSV	hsv(259, 54%, 64%)
CMYK	cmyk(37%, 54.3%, 0%, 36.5%)
CIE-LAB	lab(38.43, 32.24, -43.69)
CIE-LCH	lch(38.43, 54.30, 306.42°)
OKLab	oklab(48.26% 0.059 -0.1237)
OKLCH	oklch(48.26% 0.137 295.5)
XYZ	xyz(14.4482, 10.3307, 35.4082)
Luminance	0.1033 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#664AA2 #86A24A

analogous

#4A5AA2 #664AA2 #924AA2

triadic

#664AA2 #A2664A #4AA266

tetradic

#664AA2 #A24A5A #86A24A #4AA292

square

#664AA2 #A24A5A #86A24A #4AA292

split-complementary

#664AA2 #A2924A #5AA24A

monochromatic

#31244E #4C3778 #664AA2 #866DBC #A997CF

Accessibility & contrast

On white

6.85

#664AA2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#664AA2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #664AA2

6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##664AA2	#FFFFFF	#000000	##FFFFFF
##664AA2	1.00	6.85	3.07	6.85
#FFFFFF	6.85	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#255BA5

Deuteranopia (green-blind)

#2C59A0

Tritanopia (blue-blind)

#585C6F

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #664aa2;
/* rgb */ color: rgb(102, 74, 162);
/* oklch */ color: oklch(48.3% 0.137 295.5);

Tailwind

colors: {
  custom: {
    50: '#957dbe',
    500: '#664aa2',
    950: '#000000',
  },
}

SCSS

$custom: #664aa2;
$custom-light: #957dbe;
$custom-dark: #000000;

JSON

{
  "hex": "#664aa2",
  "rgb": {
    "r": 102,
    "g": 74,
    "b": 162
  },
  "hsl": {
    "h": 259.091,
    "s": 37.288,
    "l": 46.275
  },
  "oklch": {
    "l": 0.4826,
    "c": 0.13709,
    "h": 295.5
  },
  "luminance": 0.10331
}

Semantic roles & 50–950 ramp

primary

#664AA2

secondary

#ADBC8C

accent

#CD5BA9

background

#F9F7FB

surface

#F2EEF7

border

#CCC9D0

text

#0E0A12

muted

#7E7C81

Preview Lab

Preview with #664AA2

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

Preview Lab → · Contrast checker → · Palette generator →