#634BB0#634BB0

#634BB0 is a mid, vivid violet. Relative luminance 0.108; OKLCH L 49.1% C 0.154 H 290.5°. Best body text is #FFFFFF at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#634BB0
RGB	rgb(99, 75, 176)
HSL	hsl(254, 40%, 49%)
HSV	hsv(254, 57%, 69%)
CMYK	cmyk(43.8%, 57.4%, 0%, 31%)
CIE-LAB	lab(39.27, 34.90, -50.68)
CIE-LCH	lch(39.27, 61.53, 304.55°)
OKLab	oklab(49.1% 0.0541 -0.1444)
OKLCH	oklch(49.1% 0.154 290.5)
XYZ	xyz(15.4960, 10.8189, 42.3377)
Luminance	0.1082 (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

#634BB0 #98B04B

analogous

#4B66B0 #634BB0 #964BB0

triadic

#634BB0 #B0634B #4BB063

tetradic

#634BB0 #B04B66 #98B04B #4BB096

square

#634BB0 #B04B66 #98B04B #4BB096

split-complementary

#634BB0 #B0964B #66B04B

monochromatic

#33265A #4B3985 #634BB0 #8774C4 #AC9FD6

Accessibility & contrast

On white

6.64

#634BB0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#634BB0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #634BB0

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##634BB0	#FFFFFF	#000000	##FFFFFF
##634BB0	1.00	6.64	3.16	6.64
#FFFFFF	6.64	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D5EB3

Deuteranopia (green-blind)

#155AAE

Tritanopia (blue-blind)

#4D6176

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #634bb0;
/* rgb */ color: rgb(99, 75, 176);
/* oklch */ color: oklch(49.1% 0.154 290.5);

Tailwind

colors: {
  custom: {
    50: '#957ec8',
    500: '#634bb0',
    950: '#000000',
  },
}

SCSS

$custom: #634bb0;
$custom-light: #957ec8;
$custom-dark: #000000;

JSON

{
  "hex": "#634bb0",
  "rgb": {
    "r": 99,
    "g": 75,
    "b": 176
  },
  "hsl": {
    "h": 254.257,
    "s": 40.239,
    "l": 49.216
  },
  "oklch": {
    "l": 0.49104,
    "c": 0.15415,
    "h": 290.5
  },
  "luminance": 0.10819
}

Semantic roles & 50–950 ramp

primary

#634BB0

secondary

#B8C394

accent

#D058B3

background

#F9F7FC

surface

#F2EEF8

border

#CCC9D1

text

#0E0A13

muted

#7E7C82

Preview Lab

Preview with #634BB0

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

Preview Lab → · Contrast checker → · Palette generator →