#633FD1#633FD1

#633FD1 is a mid, highly saturated violet. Relative luminance 0.108; OKLCH L 49.9% C 0.211 H 287.4°. Best body text is #FFFFFF at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#633FD1
RGB	rgb(99, 63, 209)
HSL	hsl(255, 61%, 53%)
HSV	hsv(255, 70%, 82%)
CMYK	cmyk(52.6%, 69.9%, 0%, 18%)
CIE-LAB	lab(39.26, 51.21, -69.98)
CIE-LCH	lch(39.26, 86.72, 306.19°)
OKLab	oklab(49.88% 0.0632 -0.2011)
OKLCH	oklch(49.88% 0.211 287.4)
XYZ	xyz(18.4283, 10.8102, 61.4248)
Luminance	0.1081 (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

#633FD1 #ADD13F

analogous

#3F64D1 #633FD1 #AC3FD1

triadic

#633FD1 #D1633F #3FD163

tetradic

#633FD1 #D13F64 #ADD13F #3FD1AC

square

#633FD1 #D13F64 #ADD13F #3FD1AC

split-complementary

#633FD1 #D1AC3F #64D13F

monochromatic

#341D79 #4929AA #633FD1 #8B70DD #B3A2E9

Accessibility & contrast

On white

6.64

#633FD1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#633FD1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #633FD1

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##633FD1	#FFFFFF	#000000	##FFFFFF
##633FD1	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)

#0060D5

Deuteranopia (green-blind)

#0058CE

Tritanopia (blue-blind)

#376583

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #633fd1;
/* rgb */ color: rgb(99, 63, 209);
/* oklch */ color: oklch(49.9% 0.211 287.4);

Tailwind

colors: {
  custom: {
    50: '#9a77e0',
    500: '#633fd1',
    950: '#000000',
  },
}

SCSS

$custom: #633fd1;
$custom-light: #9a77e0;
$custom-dark: #000000;

JSON

{
  "hex": "#633fd1",
  "rgb": {
    "r": 99,
    "g": 63,
    "b": 209
  },
  "hsl": {
    "h": 254.795,
    "s": 61.345,
    "l": 53.333
  },
  "oklch": {
    "l": 0.49878,
    "c": 0.2108,
    "h": 287.4
  },
  "luminance": 0.10811
}

Semantic roles & 50–950 ramp

primary

#633FD1

secondary

#C6D597

accent

#E443BD

background

#FAF7FD

surface

#F3EDFB

border

#CDC8D4

text

#0F0915

muted

#7F7B83

Preview Lab

Preview with #633FD1

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

Preview Lab → · Contrast checker → · Palette generator →