#643FD2#643FD2

#643FD2 is a mid, highly saturated violet. Relative luminance 0.109; OKLCH L 50.1% C 0.212 H 287.7°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#643FD2
RGB	rgb(100, 63, 210)
HSL	hsl(255, 62%, 54%)
HSV	hsv(255, 70%, 82%)
CMYK	cmyk(52.4%, 70%, 0%, 17.6%)
CIE-LAB	lab(39.44, 51.65, -70.26)
CIE-LCH	lch(39.44, 87.20, 306.32°)
OKLab	oklab(50.06% 0.0644 -0.2019)
OKLCH	oklch(50.06% 0.212 287.7)
XYZ	xyz(18.6625, 10.9166, 62.0840)
Luminance	0.1092 (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

#643FD2 #ADD23F

analogous

#3F63D2 #643FD2 #AD3FD2

triadic

#643FD2 #D2643F #3FD264

tetradic

#643FD2 #D23F63 #ADD23F #3FD2AD

square

#643FD2 #D23F63 #ADD23F #3FD2AD

split-complementary

#643FD2 #D2AD3F #63D23F

monochromatic

#341D7A #4928AC #643FD2 #8C71DE #B4A2E9

Accessibility & contrast

On white

6.60

#643FD2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#643FD2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #643FD2

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643FD2	#FFFFFF	#000000	##FFFFFF
##643FD2	1.00	6.60	3.18	6.60
#FFFFFF	6.60	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060D6

Deuteranopia (green-blind)

#0059CF

Tritanopia (blue-blind)

#396584

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #643fd2;
/* rgb */ color: rgb(100, 63, 210);
/* oklch */ color: oklch(50.1% 0.212 287.7);

Tailwind

colors: {
  custom: {
    50: '#9a77e1',
    500: '#643fd2',
    950: '#000000',
  },
}

SCSS

$custom: #643fd2;
$custom-light: #9a77e1;
$custom-dark: #000000;

JSON

{
  "hex": "#643fd2",
  "rgb": {
    "r": 100,
    "g": 63,
    "b": 210
  },
  "hsl": {
    "h": 255.102,
    "s": 62.025,
    "l": 53.529
  },
  "oklch": {
    "l": 0.50056,
    "c": 0.21191,
    "h": 287.7
  },
  "luminance": 0.10917
}

Semantic roles & 50–950 ramp

primary

#643FD2

secondary

#C6D697

accent

#E543BC

background

#FAF7FD

surface

#F4EDFB

border

#CEC8D4

text

#0F0915

muted

#7F7B83

Preview Lab

Preview with #643FD2

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

Preview Lab → · Contrast checker → · Palette generator →