#664EDD#664EDD

#664EDD is a mid, highly saturated violet. Relative luminance 0.135; OKLCH L 53.3% C 0.208 H 284.6°. Best body text is #FFFFFF at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#664EDD
RGB	rgb(102, 78, 221)
HSL	hsl(250, 68%, 59%)
HSV	hsv(250, 65%, 87%)
CMYK	cmyk(53.8%, 64.7%, 0%, 13.3%)
CIE-LAB	lab(43.50, 47.02, -69.93)
CIE-LCH	lch(43.50, 84.27, 303.92°)
OKLab	oklab(53.29% 0.0522 -0.2009)
OKLCH	oklch(53.29% 0.208 284.6)
XYZ	xyz(21.2511, 13.4928, 69.8772)
Luminance	0.1349 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#664EDD #C5DD4E

analogous

#4E7DDD #664EDD #AD4EDD

triadic

#664EDD #DD664E #4EDD66

tetradic

#664EDD #DD4E7D #C5DD4E #4EDDAD

square

#664EDD #DD4E7D #C5DD4E #4EDDAD

split-complementary

#664EDD #DDAD4E #7DDD4E

monochromatic

#311C94 #4126C7 #664EDD #9281E7 #BFB5F1

Accessibility & contrast

On white

5.68

#664EDD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#664EDD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #664EDD

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##664EDD	#FFFFFF	#000000	##FFFFFF
##664EDD	1.00	5.68	3.70	5.68
#FFFFFF	5.68	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BE1

Deuteranopia (green-blind)

#0062DA

Tritanopia (blue-blind)

#32728F

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #664edd;
/* rgb */ color: rgb(102, 78, 221);
/* oklch */ color: oklch(53.3% 0.208 284.6);

Tailwind

colors: {
  custom: {
    50: '#9c81e9',
    500: '#664edd',
    950: '#000000',
  },
}

SCSS

$custom: #664edd;
$custom-light: #9c81e9;
$custom-dark: #000000;

JSON

{
  "hex": "#664edd",
  "rgb": {
    "r": 102,
    "g": 78,
    "b": 221
  },
  "hsl": {
    "h": 250.07,
    "s": 67.773,
    "l": 58.627
  },
  "oklch": {
    "l": 0.53291,
    "c": 0.20754,
    "h": 284.6
  },
  "luminance": 0.13494
}

Semantic roles & 50–950 ramp

primary

#664EDD

secondary

#D6E0A7

accent

#EB3DCE

background

#FAF8FE

surface

#F4EFFD

border

#CECAD5

text

#0F0A16

muted

#7F7C84

Preview Lab

Preview with #664EDD

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

Preview Lab → · Contrast checker → · Palette generator →