#633FC6#633FC6

#633FC6 is a mid, vivid violet. Relative luminance 0.103; OKLCH L 48.9% C 0.198 H 289.2°. Best body text is #FFFFFF at 6.87:1 contrast (WCAG AA passes).

Color values

HEX	#633FC6
RGB	rgb(99, 63, 198)
HSL	hsl(256, 54%, 51%)
HSV	hsv(256, 68%, 78%)
CMYK	cmyk(50%, 68.2%, 0%, 22.4%)
CIE-LAB	lab(38.35, 48.08, -65.09)
CIE-LCH	lch(38.35, 80.92, 306.45°)
OKLab	oklab(48.95% 0.0651 -0.1867)
OKLCH	oklch(48.95% 0.198 289.2)
XYZ	xyz(17.1132, 10.2841, 54.4985)
Luminance	0.1028 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Bluey Purple

#6241C7

ΔE00 0.55

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#633FC6 #A2C63F

analogous

#3F5EC6 #633FC6 #A63FC6

triadic

#633FC6 #C6633F #3FC663

tetradic

#633FC6 #C63F5E #A2C63F #3FC6A6

square

#633FC6 #C63F5E #A2C63F #3FC6A6

split-complementary

#633FC6 #C6A63F #5EC63F

monochromatic

#34206B #4B2E9A #633FC6 #896ED4 #B09DE2

Accessibility & contrast

On white

6.87

#633FC6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#633FC6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #633FC6

6.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##633FC6	#FFFFFF	#000000	##FFFFFF
##633FC6	1.00	6.87	3.06	6.87
#FFFFFF	6.87	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DCA

Deuteranopia (green-blind)

#0057C3

Tritanopia (blue-blind)

#40617D

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #633fc6;
/* rgb */ color: rgb(99, 63, 198);
/* oklch */ color: oklch(48.9% 0.198 289.2);

Tailwind

colors: {
  custom: {
    50: '#9877d8',
    500: '#633fc6',
    950: '#000000',
  },
}

SCSS

$custom: #633fc6;
$custom-light: #9877d8;
$custom-dark: #000000;

JSON

{
  "hex": "#633fc6",
  "rgb": {
    "r": 99,
    "g": 63,
    "b": 198
  },
  "hsl": {
    "h": 256,
    "s": 54.217,
    "l": 51.176
  },
  "oklch": {
    "l": 0.48945,
    "c": 0.19778,
    "h": 289.2
  },
  "luminance": 0.10285
}

Semantic roles & 50–950 ramp

primary

#633FC6

secondary

#BECE93

accent

#DE4AB6

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0F0915

muted

#7E7B83

Preview Lab

Preview with #633FC6

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

Preview Lab → · Contrast checker → · Palette generator →