#634DAD#634DAD

#634DAD is a mid, vivid violet. Relative luminance 0.110; OKLCH L 49.2% C 0.147 H 290.5°. Best body text is #FFFFFF at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#634DAD
RGB	rgb(99, 77, 173)
HSL	hsl(254, 38%, 49%)
HSV	hsv(254, 55%, 68%)
CMYK	cmyk(42.8%, 55.5%, 0%, 32.2%)
CIE-LAB	lab(39.54, 32.83, -48.47)
CIE-LCH	lch(39.54, 58.54, 304.11°)
OKLab	oklab(49.24% 0.0516 -0.1379)
OKLCH	oklch(49.24% 0.147 290.5)
XYZ	xyz(15.3402, 10.9770, 40.8376)
Luminance	0.1098 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.45

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#634DAD #97AD4D

analogous

#4D67AD #634DAD #934DAD

triadic

#634DAD #AD634D #4DAD63

tetradic

#634DAD #AD4D67 #97AD4D #4DAD93

square

#634DAD #AD4D67 #97AD4D #4DAD93

split-complementary

#634DAD #AD934D #67AD4D

monochromatic

#332758 #4B3A83 #634DAD #8775C2 #ACA0D5

Accessibility & contrast

On white

6.57

#634DAD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#634DAD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #634DAD

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##634DAD	#FFFFFF	#000000	##FFFFFF
##634DAD	1.00	6.57	3.20	6.57
#FFFFFF	6.57	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C5FB0

Deuteranopia (green-blind)

#205BAB

Tritanopia (blue-blind)

#4E6275

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #634dad;
/* rgb */ color: rgb(99, 77, 173);
/* oklch */ color: oklch(49.2% 0.147 290.5);

Tailwind

colors: {
  custom: {
    50: '#947fc6',
    500: '#634dad',
    950: '#000000',
  },
}

SCSS

$custom: #634dad;
$custom-light: #947fc6;
$custom-dark: #000000;

JSON

{
  "hex": "#634dad",
  "rgb": {
    "r": 99,
    "g": 77,
    "b": 173
  },
  "hsl": {
    "h": 253.75,
    "s": 38.4,
    "l": 49.02
  },
  "oklch": {
    "l": 0.49239,
    "c": 0.14721,
    "h": 290.5
  },
  "luminance": 0.10978
}

Semantic roles & 50–950 ramp

primary

#634DAD

secondary

#B7C294

accent

#CE59B4

background

#F9F7FC

surface

#F2EEF8

border

#CCC9D1

text

#0E0A13

muted

#7E7C82

Preview Lab

Preview with #634DAD

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

Preview Lab → · Contrast checker → · Palette generator →