#634CB2#634CB2

#634CB2 is a mid, vivid violet. Relative luminance 0.110; OKLCH L 49.4% C 0.155 H 289.9°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#634CB2
RGB	rgb(99, 76, 178)
HSL	hsl(254, 40%, 50%)
HSV	hsv(254, 57%, 70%)
CMYK	cmyk(44.4%, 57.3%, 0%, 30.2%)
CIE-LAB	lab(39.64, 34.88, -51.27)
CIE-LCH	lch(39.64, 62.01, 304.23°)
OKLab	oklab(49.42% 0.0529 -0.1461)
OKLCH	oklch(49.42% 0.155 289.9)
XYZ	xyz(15.7637, 11.0353, 43.4103)
Luminance	0.1104 (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

#634CB2 #9BB24C

analogous

#4C68B2 #634CB2 #964CB2

triadic

#634CB2 #B2634C #4CB263

tetradic

#634CB2 #B24C68 #9BB24C #4CB296

square

#634CB2 #B24C68 #9BB24C #4CB296

split-complementary

#634CB2 #B2964C #68B24C

monochromatic

#33275C #4B3A87 #634CB2 #8876C5 #ADA1D7

Accessibility & contrast

On white

6.55

#634CB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#634CB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #634CB2

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##634CB2	#FFFFFF	#000000	##FFFFFF
##634CB2	1.00	6.55	3.21	6.55
#FFFFFF	6.55	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D5FB5

Deuteranopia (green-blind)

#135BB0

Tritanopia (blue-blind)

#4C6277

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #634cb2;
/* rgb */ color: rgb(99, 76, 178);
/* oklch */ color: oklch(49.4% 0.155 289.9);

Tailwind

colors: {
  custom: {
    50: '#957fca',
    500: '#634cb2',
    950: '#000000',
  },
}

SCSS

$custom: #634cb2;
$custom-light: #957fca;
$custom-dark: #000000;

JSON

{
  "hex": "#634cb2",
  "rgb": {
    "r": 99,
    "g": 76,
    "b": 178
  },
  "hsl": {
    "h": 253.529,
    "s": 40.157,
    "l": 49.804
  },
  "oklch": {
    "l": 0.49417,
    "c": 0.15537,
    "h": 289.9
  },
  "luminance": 0.11036
}

Semantic roles & 50–950 ramp

primary

#634CB2

secondary

#BAC496

accent

#D058B5

background

#F9F7FC

surface

#F2EEF8

border

#CCC9D1

text

#0E0A13

muted

#7E7C82

Preview Lab

Preview with #634CB2

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

Preview Lab → · Contrast checker → · Palette generator →