#634CC4#634CC4

#634CC4 is a mid, vivid violet. Relative luminance 0.118; OKLCH L 50.7% C 0.179 H 287.0°. Best body text is #FFFFFF at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#634CC4
RGB	rgb(99, 76, 196)
HSL	hsl(252, 50%, 53%)
HSV	hsv(252, 61%, 77%)
CMYK	cmyk(49.5%, 61.2%, 0%, 23.1%)
CIE-LAB	lab(40.91, 40.19, -59.76)
CIE-LCH	lch(40.91, 72.02, 303.92°)
OKLab	oklab(50.75% 0.0523 -0.1711)
OKLCH	oklch(50.75% 0.179 287)
XYZ	xyz(17.6909, 11.8062, 53.5605)
Luminance	0.1181 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 4.67

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#634CC4 #ADC44C

analogous

#4C71C4 #634CC4 #9F4CC4

triadic

#634CC4 #C4634C #4CC463

tetradic

#634CC4 #C44C71 #ADC44C #4CC49F

square

#634CC4 #C44C71 #ADC44C #4CC49F

split-complementary

#634CC4 #C49F4C #71C44C

monochromatic

#342571 #49349F #634CC4 #8B7AD3 #B3A8E2

Accessibility & contrast

On white

6.25

#634CC4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#634CC4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #634CC4

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##634CC4	#FFFFFF	#000000	##FFFFFF
##634CC4	1.00	6.25	3.36	6.25
#FFFFFF	6.25	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C8

Deuteranopia (green-blind)

#005DC2

Tritanopia (blue-blind)

#416881

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #634cc4;
/* rgb */ color: rgb(99, 76, 196);
/* oklch */ color: oklch(50.7% 0.179 287.0);

Tailwind

colors: {
  custom: {
    50: '#977fd7',
    500: '#634cc4',
    950: '#000000',
  },
}

SCSS

$custom: #634cc4;
$custom-light: #977fd7;
$custom-dark: #000000;

JSON

{
  "hex": "#634cc4",
  "rgb": {
    "r": 99,
    "g": 76,
    "b": 196
  },
  "hsl": {
    "h": 251.5,
    "s": 50.42,
    "l": 53.333
  },
  "oklch": {
    "l": 0.50749,
    "c": 0.17891,
    "h": 287
  },
  "luminance": 0.11807
}

Semantic roles & 50–950 ramp

primary

#634CC4

secondary

#C6D09C

accent

#DA4EBF

background

#F9F7FD

surface

#F2EEFA

border

#CCC9D3

text

#0E0A14

muted

#7E7C83

Preview Lab

Preview with #634CC4

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

Preview Lab → · Contrast checker → · Palette generator →