#663DBD#663DBD

#663DBD is a mid, vivid violet. Relative luminance 0.098; OKLCH L 48.2% C 0.189 H 292.6°. Best body text is #FFFFFF at 7.08:1 contrast (WCAG AA passes).

Color values

HEX	#663DBD
RGB	rgb(102, 61, 189)
HSL	hsl(259, 51%, 49%)
HSV	hsv(259, 68%, 74%)
CMYK	cmyk(46%, 67.7%, 0%, 25.9%)
CIE-LAB	lab(37.55, 47.16, -61.12)
CIE-LCH	lch(37.55, 77.20, 307.66°)
OKLab	oklab(48.22% 0.0727 -0.175)
OKLCH	oklch(48.22% 0.189 292.6)
XYZ	xyz(16.3310, 9.8359, 49.1723)
Luminance	0.0984 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Bluey Purple

#6241C7

ΔE00 1.96

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#663DBD #94BD3D

analogous

#3D54BD #663DBD #A63DBD

triadic

#663DBD #BD663D #3DBD66

tetradic

#663DBD #BD3D54 #94BD3D #3DBDA6

square

#663DBD #BD3D54 #94BD3D #3DBDA6

split-complementary

#663DBD #BDA63D #54BD3D

monochromatic

#341F60 #4D2E8F #663DBD #8969CE #AE97DD

Accessibility & contrast

On white

7.08

#663DBD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#663DBD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #663DBD

7.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##663DBD	#FFFFFF	#000000	##FFFFFF
##663DBD	1.00	7.08	2.97	7.08
#FFFFFF	7.08	1.00	21.00	1.00
#000000	2.97	21.00	1.00	21.00
##FFFFFF	7.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AC1

Deuteranopia (green-blind)

#0056BA

Tritanopia (blue-blind)

#4C5C78

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #663dbd;
/* rgb */ color: rgb(102, 61, 189);
/* oklch */ color: oklch(48.2% 0.189 292.6);

Tailwind

colors: {
  custom: {
    50: '#9975d2',
    500: '#663dbd',
    950: '#000000',
  },
}

SCSS

$custom: #663dbd;
$custom-light: #9975d2;
$custom-dark: #000000;

JSON

{
  "hex": "#663dbd",
  "rgb": {
    "r": 102,
    "g": 61,
    "b": 189
  },
  "hsl": {
    "h": 259.219,
    "s": 51.2,
    "l": 49.02
  },
  "oklch": {
    "l": 0.48219,
    "c": 0.18947,
    "h": 292.6
  },
  "luminance": 0.09836
}

Semantic roles & 50–950 ramp

primary

#663DBD

secondary

#B6C98D

accent

#DB4DAD

background

#F9F7FD

surface

#F2EDFA

border

#CCC8D3

text

#0F0814

muted

#7E7B83

Preview Lab

Preview with #663DBD

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

Preview Lab → · Contrast checker → · Palette generator →