#664BDC#664BDC

#664BDC is a mid, highly saturated violet. Relative luminance 0.130; OKLCH L 52.8% C 0.210 H 285.2°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#664BDC
RGB	rgb(102, 75, 220)
HSL	hsl(251, 67%, 58%)
HSV	hsv(251, 66%, 86%)
CMYK	cmyk(53.6%, 65.9%, 0%, 13.7%)
CIE-LAB	lab(42.80, 48.40, -70.50)
CIE-LCH	lch(42.80, 85.52, 304.47°)
OKLab	oklab(52.76% 0.055 -0.2025)
OKLCH	oklch(52.76% 0.21 285.2)
XYZ	xyz(20.9099, 13.0231, 69.1082)
Luminance	0.1302 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#664BDC #C1DC4B

analogous

#4B79DC #664BDC #AE4BDC

triadic

#664BDC #DC664B #4BDC66

tetradic

#664BDC #DC4B79 #C1DC4B #4BDCAE

square

#664BDC #DC4B79 #C1DC4B #4BDCAE

split-complementary

#664BDC #DCAE4B #79DC4B

monochromatic

#321C91 #4326C4 #664BDC #927EE6 #BDB1F0

Accessibility & contrast

On white

5.83

#664BDC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#664BDC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #664BDC

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##664BDC	#FFFFFF	#000000	##FFFFFF
##664BDC	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069E0

Deuteranopia (green-blind)

#0061D9

Tritanopia (blue-blind)

#33708D

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #664bdc;
/* rgb */ color: rgb(102, 75, 220);
/* oklch */ color: oklch(52.8% 0.210 285.2);

Tailwind

colors: {
  custom: {
    50: '#9c7fe8',
    500: '#664bdc',
    950: '#000000',
  },
}

SCSS

$custom: #664bdc;
$custom-light: #9c7fe8;
$custom-dark: #000000;

JSON

{
  "hex": "#664bdc",
  "rgb": {
    "r": 102,
    "g": 75,
    "b": 220
  },
  "hsl": {
    "h": 251.172,
    "s": 67.442,
    "l": 57.843
  },
  "oklch": {
    "l": 0.52762,
    "c": 0.20988,
    "h": 285.2
  },
  "luminance": 0.13024
}

Semantic roles & 50–950 ramp

primary

#664BDC

secondary

#D4DEA4

accent

#EA3DCA

background

#FAF7FE

surface

#F4EEFD

border

#CEC9D5

text

#0F0A16

muted

#7F7C84

Preview Lab

Preview with #664BDC

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

Preview Lab → · Contrast checker → · Palette generator →