#6643CD#6643CD

#6643CD is a mid, highly saturated violet. Relative luminance 0.112; OKLCH L 50.4% C 0.201 H 288.7°. Best body text is #FFFFFF at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#6643CD
RGB	rgb(102, 67, 205)
HSL	hsl(255, 58%, 53%)
HSV	hsv(255, 67%, 80%)
CMYK	cmyk(50.2%, 67.3%, 0%, 19.6%)
CIE-LAB	lab(39.99, 48.44, -66.46)
CIE-LCH	lch(39.99, 82.24, 306.08°)
OKLab	oklab(50.37% 0.0644 -0.1907)
OKLCH	oklch(50.37% 0.201 288.7)
XYZ	xyz(18.5029, 11.2460, 58.9415)
Luminance	0.1125 (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

#6643CD #AACD43

analogous

#4365CD #6643CD #AB43CD

triadic

#6643CD #CD6643 #43CD66

tetradic

#6643CD #CD4365 #AACD43 #43CDAB

square

#6643CD #CD4365 #AACD43 #43CDAB

split-complementary

#6643CD #CDAB43 #65CD43

monochromatic

#351F76 #4B2CA7 #6643CD #8D73DA #B5A4E7

Accessibility & contrast

On white

6.46

#6643CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#6643CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6643CD

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6643CD	#FFFFFF	#000000	##FFFFFF
##6643CD	1.00	6.46	3.25	6.46
#FFFFFF	6.46	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061D1

Deuteranopia (green-blind)

#005BCA

Tritanopia (blue-blind)

#416682

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #6643cd;
/* rgb */ color: rgb(102, 67, 205);
/* oklch */ color: oklch(50.4% 0.201 288.7);

Tailwind

colors: {
  custom: {
    50: '#9a7add',
    500: '#6643cd',
    950: '#000000',
  },
}

SCSS

$custom: #6643cd;
$custom-light: #9a7add;
$custom-dark: #000000;

JSON

{
  "hex": "#6643cd",
  "rgb": {
    "r": 102,
    "g": 67,
    "b": 205
  },
  "hsl": {
    "h": 255.217,
    "s": 57.983,
    "l": 53.333
  },
  "oklch": {
    "l": 0.5037,
    "c": 0.20128,
    "h": 288.7
  },
  "luminance": 0.11247
}

Semantic roles & 50–950 ramp

primary

#6643CD

secondary

#C5D498

accent

#E147BA

background

#FAF7FD

surface

#F3EEFB

border

#CDC9D4

text

#0F0915

muted

#7F7B83

Preview Lab

Preview with #6643CD

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

Preview Lab → · Contrast checker → · Palette generator →