#663BAD#663BAD

#663BAD is a mid, vivid violet. Relative luminance 0.090; OKLCH L 46.7% C 0.173 H 296.4°. Best body text is #FFFFFF at 7.52:1 contrast (WCAG AA passes).

Color values

HEX	#663BAD
RGB	rgb(102, 59, 173)
HSL	hsl(263, 49%, 45%)
HSV	hsv(263, 66%, 68%)
CMYK	cmyk(41%, 65.9%, 0%, 32.2%)
CIE-LAB	lab(35.93, 43.86, -54.30)
CIE-LCH	lch(35.93, 69.80, 308.93°)
OKLab	oklab(46.67% 0.0769 -0.1549)
OKLCH	oklch(46.67% 0.173 296.4)
XYZ	xyz(14.5843, 8.9696, 40.4900)
Luminance	0.0897 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#663BAD #82AD3B

analogous

#3B49AD #663BAD #9F3BAD

triadic

#663BAD #AD663B #3BAD66

tetradic

#663BAD #AD3B49 #82AD3B #3BAD9F

square

#663BAD #AD3B49 #82AD3B #3BAD9F

split-complementary

#663BAD #AD9F3B #49AD3B

monochromatic

#301C52 #4B2B7F #663BAD #865DC8 #A88BD7

Accessibility & contrast

On white

7.52

#663BAD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#663BAD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #663BAD

7.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##663BAD	#FFFFFF	#000000	##FFFFFF
##663BAD	1.00	7.52	2.79	7.52
#FFFFFF	7.52	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B1

Deuteranopia (green-blind)

#0053AB

Tritanopia (blue-blind)

#54566F

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #663bad;
/* rgb */ color: rgb(102, 59, 173);
/* oklch */ color: oklch(46.7% 0.173 296.4);

Tailwind

colors: {
  custom: {
    50: '#9774c6',
    500: '#663bad',
    950: '#000000',
  },
}

SCSS

$custom: #663bad;
$custom-light: #9774c6;
$custom-dark: #000000;

JSON

{
  "hex": "#663bad",
  "rgb": {
    "r": 102,
    "g": 59,
    "b": 173
  },
  "hsl": {
    "h": 262.632,
    "s": 49.138,
    "l": 45.49
  },
  "oklch": {
    "l": 0.46669,
    "c": 0.17294,
    "h": 296.4
  },
  "luminance": 0.0897
}

Semantic roles & 50–950 ramp

primary

#663BAD

secondary

#AAC282

accent

#D94FA5

background

#F9F7FC

surface

#F2EDF8

border

#CCC8D1

text

#0E0813

muted

#7E7B82

Preview Lab

Preview with #663BAD

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

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