#663BA2#663BA2

#663BA2 is a mid, vivid violet. Relative luminance 0.086; OKLCH L 45.8% C 0.160 H 299.2°. Best body text is #FFFFFF at 7.74:1 contrast (WCAG AA passes).

Color values

HEX	#663BA2
RGB	rgb(102, 59, 162)
HSL	hsl(265, 47%, 43%)
HSV	hsv(265, 64%, 64%)
CMYK	cmyk(37%, 63.6%, 0%, 36.5%)
CIE-LAB	lab(35.13, 40.92, -49.00)
CIE-LCH	lch(35.13, 63.84, 309.86°)
OKLab	oklab(45.84% 0.0779 -0.1393)
OKLCH	oklch(45.84% 0.16 299.2)
XYZ	xyz(13.5634, 8.5612, 35.1133)
Luminance	0.0856 (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

#663BA2 #77A23B

analogous

#3B43A2 #663BA2 #993BA2

triadic

#663BA2 #A2663B #3BA266

tetradic

#663BA2 #A23B43 #77A23B #3BA299

square

#663BA2 #A23B43 #77A23B #3BA299

split-complementary

#663BA2 #A2993B #43A23B

monochromatic

#2E1A48 #4A2B75 #663BA2 #8458C2 #A585D3

Accessibility & contrast

On white

7.74

#663BA2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#663BA2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #663BA2

7.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##663BA2	#FFFFFF	#000000	##FFFFFF
##663BA2	1.00	7.74	2.71	7.74
#FFFFFF	7.74	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053A5

Deuteranopia (green-blind)

#0D52A0

Tritanopia (blue-blind)

#595269

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #663ba2;
/* rgb */ color: rgb(102, 59, 162);
/* oklch */ color: oklch(45.8% 0.160 299.2);

Tailwind

colors: {
  custom: {
    50: '#9673be',
    500: '#663ba2',
    950: '#000000',
  },
}

SCSS

$custom: #663ba2;
$custom-light: #9673be;
$custom-dark: #000000;

JSON

{
  "hex": "#663ba2",
  "rgb": {
    "r": 102,
    "g": 59,
    "b": 162
  },
  "hsl": {
    "h": 265.049,
    "s": 46.606,
    "l": 43.333
  },
  "oklch": {
    "l": 0.45837,
    "c": 0.15966,
    "h": 299.2
  },
  "luminance": 0.08561
}

Semantic roles & 50–950 ramp

primary

#663BA2

secondary

#A2BD7C

accent

#D6529F

background

#F9F7FB

surface

#F2EDF7

border

#CCC8D0

text

#0E0812

muted

#7E7B81

Preview Lab

Preview with #663BA2

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

Preview Lab → · Contrast checker → · Palette generator →