#634AAC#634AAC

#634AAC is a mid, vivid violet. Relative luminance 0.105; OKLCH L 48.7% C 0.150 H 291.6°. Best body text is #FFFFFF at 6.76:1 contrast (WCAG AA passes).

Color values

HEX	#634AAC
RGB	rgb(99, 74, 172)
HSL	hsl(255, 40%, 48%)
HSV	hsv(255, 57%, 67%)
CMYK	cmyk(42.4%, 57%, 0%, 32.5%)
CIE-LAB	lab(38.77, 34.34, -49.11)
CIE-LCH	lch(38.77, 59.93, 304.96°)
OKLab	oklab(48.65% 0.0553 -0.1398)
OKLCH	oklch(48.65% 0.15 291.6)
XYZ	xyz(15.0387, 10.5283, 40.2615)
Luminance	0.1053 (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

#634AAC #93AC4A

analogous

#4A62AC #634AAC #944AAC

triadic

#634AAC #AC634A #4AAC63

tetradic

#634AAC #AC4A62 #93AC4A #4AAC94

square

#634AAC #AC4A62 #93AC4A #4AAC94

split-complementary

#634AAC #AC944A #62AC4A

monochromatic

#322556 #4A3881 #634AAC #8671C2 #AA9CD4

Accessibility & contrast

On white

6.76

#634AAC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#634AAC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #634AAC

6.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##634AAC	#FFFFFF	#000000	##FFFFFF
##634AAC	1.00	6.76	3.11	6.76
#FFFFFF	6.76	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#135DAF

Deuteranopia (green-blind)

#1B59AA

Tritanopia (blue-blind)

#4F5F74

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #634aac;
/* rgb */ color: rgb(99, 74, 172);
/* oklch */ color: oklch(48.7% 0.150 291.6);

Tailwind

colors: {
  custom: {
    50: '#947dc5',
    500: '#634aac',
    950: '#000000',
  },
}

SCSS

$custom: #634aac;
$custom-light: #947dc5;
$custom-dark: #000000;

JSON

{
  "hex": "#634aac",
  "rgb": {
    "r": 99,
    "g": 74,
    "b": 172
  },
  "hsl": {
    "h": 255.306,
    "s": 39.837,
    "l": 48.235
  },
  "oklch": {
    "l": 0.48651,
    "c": 0.15029,
    "h": 291.6
  },
  "luminance": 0.10529
}

Semantic roles & 50–950 ramp

primary

#634AAC

secondary

#B5C191

accent

#D058B1

background

#F9F7FC

surface

#F2EEF8

border

#CCC9D1

text

#0E0A13

muted

#7E7C82

Preview Lab

Preview with #634AAC

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

Preview Lab → · Contrast checker → · Palette generator →