#634AAA#634AAA

#634AAA is a mid, vivid violet. Relative luminance 0.105; OKLCH L 48.5% C 0.148 H 292.0°. Best body text is #FFFFFF at 6.80:1 contrast (WCAG AA passes).

Color values

HEX	#634AAA
RGB	rgb(99, 74, 170)
HSL	hsl(256, 39%, 48%)
HSV	hsv(256, 56%, 67%)
CMYK	cmyk(41.8%, 56.5%, 0%, 33.3%)
CIE-LAB	lab(38.64, 33.76, -48.14)
CIE-LCH	lch(38.64, 58.80, 305.04°)
OKLab	oklab(48.51% 0.0552 -0.1369)
OKLCH	oklch(48.51% 0.148 292)
XYZ	xyz(14.8481, 10.4521, 39.2576)
Luminance	0.1045 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.27

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#634AAA #91AA4A

analogous

#4A61AA #634AAA #934AAA

triadic

#634AAA #AA634A #4AAA63

tetradic

#634AAA #AA4A61 #91AA4A #4AAA93

square

#634AAA #AA4A61 #91AA4A #4AAA93

split-complementary

#634AAA #AA934A #61AA4A

monochromatic

#312555 #4A377F #634AAA #8570C1 #AA9BD3

Accessibility & contrast

On white

6.80

#634AAA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#634AAA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #634AAA

6.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##634AAA	#FFFFFF	#000000	##FFFFFF
##634AAA	1.00	6.80	3.09	6.80
#FFFFFF	6.80	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#175CAD

Deuteranopia (green-blind)

#1E59A8

Tritanopia (blue-blind)

#505F73

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #634aaa;
/* rgb */ color: rgb(99, 74, 170);
/* oklch */ color: oklch(48.5% 0.148 292.0);

Tailwind

colors: {
  custom: {
    50: '#947dc4',
    500: '#634aaa',
    950: '#000000',
  },
}

SCSS

$custom: #634aaa;
$custom-light: #947dc4;
$custom-dark: #000000;

JSON

{
  "hex": "#634aaa",
  "rgb": {
    "r": 99,
    "g": 74,
    "b": 170
  },
  "hsl": {
    "h": 255.625,
    "s": 39.344,
    "l": 47.843
  },
  "oklch": {
    "l": 0.4851,
    "c": 0.14762,
    "h": 292
  },
  "luminance": 0.10452
}

Semantic roles & 50–950 ramp

primary

#634AAA

secondary

#B3C090

accent

#CF59B0

background

#F9F7FC

surface

#F2EEF8

border

#CCC9D1

text

#0E0A13

muted

#7E7C82

Preview Lab

Preview with #634AAA

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

Preview Lab → · Contrast checker → · Palette generator →