#664DBC#664DBC

#664DBC is a mid, vivid violet. Relative luminance 0.118; OKLCH L 50.6% C 0.167 H 289.4°. Best body text is #FFFFFF at 6.26:1 contrast (WCAG AA passes).

Color values

HEX	#664DBC
RGB	rgb(102, 77, 188)
HSL	hsl(254, 45%, 52%)
HSV	hsv(254, 59%, 74%)
CMYK	cmyk(45.7%, 59%, 0%, 26.3%)
CIE-LAB	lab(40.84, 37.87, -55.20)
CIE-LCH	lch(40.84, 66.94, 304.45°)
OKLab	oklab(50.58% 0.0555 -0.1576)
OKLCH	oklch(50.58% 0.167 289.4)
XYZ	xyz(17.2079, 11.7627, 48.9310)
Luminance	0.1176 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.41

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#664DBC #A3BC4D

analogous

#4D6BBC #664DBC #9E4DBC

triadic

#664DBC #BC664D #4DBC66

tetradic

#664DBC #BC4D6B #A3BC4D #4DBC9E

square

#664DBC #BC4D6B #A3BC4D #4DBC9E

split-complementary

#664DBC #BC9E4D #6BBC4D

monochromatic

#362768 #4D3894 #664DBC #8C79CD #B2A6DD

Accessibility & contrast

On white

6.26

#664DBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#664DBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #664DBC

6.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##664DBC	#FFFFFF	#000000	##FFFFFF
##664DBC	1.00	6.26	3.35	6.26
#FFFFFF	6.26	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C0

Deuteranopia (green-blind)

#005EBA

Tritanopia (blue-blind)

#4B667D

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #664dbc;
/* rgb */ color: rgb(102, 77, 188);
/* oklch */ color: oklch(50.6% 0.167 289.4);

Tailwind

colors: {
  custom: {
    50: '#9880d1',
    500: '#664dbc',
    950: '#000000',
  },
}

SCSS

$custom: #664dbc;
$custom-light: #9880d1;
$custom-dark: #000000;

JSON

{
  "hex": "#664dbc",
  "rgb": {
    "r": 102,
    "g": 77,
    "b": 188
  },
  "hsl": {
    "h": 253.514,
    "s": 45.306,
    "l": 51.961
  },
  "oklch": {
    "l": 0.50584,
    "c": 0.16706,
    "h": 289.4
  },
  "luminance": 0.11763
}

Semantic roles & 50–950 ramp

primary

#664DBC

secondary

#C0CB9A

accent

#D553B8

background

#F9F7FC

surface

#F2EEF9

border

#CCC9D2

text

#0E0A14

muted

#7E7C82

Preview Lab

Preview with #664DBC

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

Preview Lab → · Contrast checker → · Palette generator →