#664DDD#664DDD

#664DDD is a mid, highly saturated violet. Relative luminance 0.134; OKLCH L 53.1% C 0.209 H 284.7°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#664DDD
RGB	rgb(102, 77, 221)
HSL	hsl(250, 68%, 58%)
HSV	hsv(250, 65%, 87%)
CMYK	cmyk(53.8%, 65.2%, 0%, 13.3%)
CIE-LAB	lab(43.29, 47.58, -70.27)
CIE-LCH	lch(43.29, 84.87, 304.10°)
OKLab	oklab(53.14% 0.0531 -0.2019)
OKLCH	oklch(53.14% 0.209 284.7)
XYZ	xyz(21.1806, 13.3518, 69.8537)
Luminance	0.1335 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#664DDD #C4DD4D

analogous

#4D7CDD #664DDD #AE4DDD

triadic

#664DDD #DD664D #4DDD66

tetradic

#664DDD #DD4D7C #C4DD4D #4DDDAE

square

#664DDD #DD4D7C #C4DD4D #4DDDAE

split-complementary

#664DDD #DDAE4D #7CDD4D

monochromatic

#311C93 #4226C7 #664DDD #9280E7 #BEB4F1

Accessibility & contrast

On white

5.72

#664DDD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#664DDD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #664DDD

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##664DDD	#FFFFFF	#000000	##FFFFFF
##664DDD	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AE1

Deuteranopia (green-blind)

#0062DA

Tritanopia (blue-blind)

#32718E

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #664ddd;
/* rgb */ color: rgb(102, 77, 221);
/* oklch */ color: oklch(53.1% 0.209 284.7);

Tailwind

colors: {
  custom: {
    50: '#9c80e9',
    500: '#664ddd',
    950: '#000000',
  },
}

SCSS

$custom: #664ddd;
$custom-light: #9c80e9;
$custom-dark: #000000;

JSON

{
  "hex": "#664ddd",
  "rgb": {
    "r": 102,
    "g": 77,
    "b": 221
  },
  "hsl": {
    "h": 250.417,
    "s": 67.925,
    "l": 58.431
  },
  "oklch": {
    "l": 0.53141,
    "c": 0.20874,
    "h": 284.7
  },
  "luminance": 0.13353
}

Semantic roles & 50–950 ramp

primary

#664DDD

secondary

#D6DFA6

accent

#EB3DCD

background

#FAF7FE

surface

#F4EEFD

border

#CEC9D5

text

#0F0A16

muted

#7F7C84

Preview Lab

Preview with #664DDD

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

Preview Lab → · Contrast checker → · Palette generator →