#6645BB#6645BB

#6645BB is a mid, vivid violet. Relative luminance 0.107; OKLCH L 49.2% C 0.177 H 291.4°. Best body text is #FFFFFF at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#6645BB
RGB	rgb(102, 69, 187)
HSL	hsl(257, 46%, 50%)
HSV	hsv(257, 63%, 73%)
CMYK	cmyk(45.5%, 63.1%, 0%, 26.7%)
CIE-LAB	lab(39.02, 42.21, -57.56)
CIE-LCH	lch(39.02, 71.38, 306.25°)
OKLab	oklab(49.23% 0.0645 -0.1645)
OKLCH	oklch(49.23% 0.177 291.4)
XYZ	xyz(16.5748, 10.6683, 48.1900)
Luminance	0.1067 (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

#6645BB #9ABB45

analogous

#455FBB #6645BB #A145BB

triadic

#6645BB #BB6645 #45BB66

tetradic

#6645BB #BB455F #9ABB45 #45BBA1

square

#6645BB #BB455F #9ABB45 #45BBA1

split-complementary

#6645BB #BBA145 #5FBB45

monochromatic

#352462 #4D348F #6645BB #8B72CB #B09FDC

Accessibility & contrast

On white

6.70

#6645BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#6645BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6645BB

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6645BB	#FFFFFF	#000000	##FFFFFF
##6645BB	1.00	6.70	3.13	6.70
#FFFFFF	6.70	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EBF

Deuteranopia (green-blind)

#0059B9

Tritanopia (blue-blind)

#4D6179

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #6645bb;
/* rgb */ color: rgb(102, 69, 187);
/* oklch */ color: oklch(49.2% 0.177 291.4);

Tailwind

colors: {
  custom: {
    50: '#987ad0',
    500: '#6645bb',
    950: '#000000',
  },
}

SCSS

$custom: #6645bb;
$custom-light: #987ad0;
$custom-dark: #000000;

JSON

{
  "hex": "#6645bb",
  "rgb": {
    "r": 102,
    "g": 69,
    "b": 187
  },
  "hsl": {
    "h": 256.78,
    "s": 46.457,
    "l": 50.196
  },
  "oklch": {
    "l": 0.49232,
    "c": 0.17672,
    "h": 291.4
  },
  "luminance": 0.10669
}

Semantic roles & 50–950 ramp

primary

#6645BB

secondary

#BAC894

accent

#D652B1

background

#F9F7FC

surface

#F2EEF9

border

#CCC9D2

text

#0E0914

muted

#7E7B82

Preview Lab

Preview with #6645BB

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

Preview Lab → · Contrast checker → · Palette generator →