#634BCC#634BCC

#634BCC is a mid, vivid violet. Relative luminance 0.120; OKLCH L 51.2% C 0.190 H 286.1°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#634BCC
RGB	rgb(99, 75, 204)
HSL	hsl(251, 56%, 55%)
HSV	hsv(251, 63%, 80%)
CMYK	cmyk(51.5%, 63.2%, 0%, 20%)
CIE-LAB	lab(41.29, 43.15, -63.79)
CIE-LCH	lch(41.29, 77.01, 304.08°)
OKLab	oklab(51.21% 0.0528 -0.1829)
OKLCH	oklch(51.21% 0.19 286.1)
XYZ	xyz(18.5575, 12.0435, 58.4618)
Luminance	0.1204 (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

#634BCC #B4CC4B

analogous

#4B73CC #634BCC #A44BCC

triadic

#634BCC #CC634B #4BCC63

tetradic

#634BCC #CC4B73 #B4CC4B #4BCCA4

square

#634BCC #CC4B73 #B4CC4B #4BCCA4

split-complementary

#634BCC #CCA44B #73CC4B

monochromatic

#33237A #4730AA #634BCC #8C7BDA #B6AAE7

Accessibility & contrast

On white

6.16

#634BCC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#634BCC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #634BCC

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##634BCC	#FFFFFF	#000000	##FFFFFF
##634BCC	1.00	6.16	3.41	6.16
#FFFFFF	6.16	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065D0

Deuteranopia (green-blind)

#005EC9

Tritanopia (blue-blind)

#3B6A85

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #634bcc;
/* rgb */ color: rgb(99, 75, 204);
/* oklch */ color: oklch(51.2% 0.190 286.1);

Tailwind

colors: {
  custom: {
    50: '#987edc',
    500: '#634bcc',
    950: '#000000',
  },
}

SCSS

$custom: #634bcc;
$custom-light: #987edc;
$custom-dark: #000000;

JSON

{
  "hex": "#634bcc",
  "rgb": {
    "r": 99,
    "g": 75,
    "b": 204
  },
  "hsl": {
    "h": 251.163,
    "s": 55.844,
    "l": 54.706
  },
  "oklch": {
    "l": 0.51213,
    "c": 0.19038,
    "h": 286.1
  },
  "luminance": 0.12044
}

Semantic roles & 50–950 ramp

primary

#634BCC

secondary

#CAD59E

accent

#DF49C3

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0F0A15

muted

#7E7C83

Preview Lab

Preview with #634BCC

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

Preview Lab → · Contrast checker → · Palette generator →