#634BBC#634BBC

#634BBC is a mid, vivid violet. Relative luminance 0.113; OKLCH L 50.0% C 0.170 H 288.5°. Best body text is #FFFFFF at 6.44:1 contrast (WCAG AA passes).

Color values

HEX	#634BBC
RGB	rgb(99, 75, 188)
HSL	hsl(253, 46%, 52%)
HSV	hsv(253, 60%, 74%)
CMYK	cmyk(47.3%, 60.1%, 0%, 26.3%)
CIE-LAB	lab(40.11, 38.41, -56.39)
CIE-LCH	lch(40.11, 68.23, 304.26°)
OKLab	oklab(49.98% 0.0538 -0.1612)
OKLCH	oklch(49.98% 0.17 288.5)
XYZ	xyz(16.7362, 11.3150, 48.8694)
Luminance	0.1132 (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

#634BBC #A4BC4B

analogous

#4B6CBC #634BBC #9C4BBC

triadic

#634BBC #BC634B #4BBC63

tetradic

#634BBC #BC4B6C #A4BC4B #4BBC9C

square

#634BBC #BC4B6C #A4BC4B #4BBC9C

split-complementary

#634BBC #BC9C4B #6CBC4B

monochromatic

#342666 #4A3793 #634BBC #8A78CD #B0A4DD

Accessibility & contrast

On white

6.44

#634BBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#634BBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #634BBC

6.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##634BBC	#FFFFFF	#000000	##FFFFFF
##634BBC	1.00	6.44	3.26	6.44
#FFFFFF	6.44	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061C0

Deuteranopia (green-blind)

#005CBA

Tritanopia (blue-blind)

#46657C

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #634bbc;
/* rgb */ color: rgb(99, 75, 188);
/* oklch */ color: oklch(50.0% 0.170 288.5);

Tailwind

colors: {
  custom: {
    50: '#967ed1',
    500: '#634bbc',
    950: '#000000',
  },
}

SCSS

$custom: #634bbc;
$custom-light: #967ed1;
$custom-dark: #000000;

JSON

{
  "hex": "#634bbc",
  "rgb": {
    "r": 99,
    "g": 75,
    "b": 188
  },
  "hsl": {
    "h": 252.743,
    "s": 45.749,
    "l": 51.569
  },
  "oklch": {
    "l": 0.49981,
    "c": 0.16993,
    "h": 288.5
  },
  "luminance": 0.11316
}

Semantic roles & 50–950 ramp

primary

#634BBC

secondary

#C0CA99

accent

#D552BA

background

#F9F7FC

surface

#F2EEF9

border

#CCC9D2

text

#0E0A14

muted

#7E7C82

Preview Lab

Preview with #634BBC

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

Preview Lab → · Contrast checker → · Palette generator →