#6553BB#6553BB

#6553BB is a mid, vivid violet. Relative luminance 0.125; OKLCH L 51.4% C 0.157 H 287.5°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).

Color values

HEX	#6553BB
RGB	rgb(101, 83, 187)
HSL	hsl(250, 43%, 53%)
HSV	hsv(250, 56%, 73%)
CMYK	cmyk(46%, 55.6%, 0%, 26.7%)
CIE-LAB	lab(42.06, 33.78, -52.64)
CIE-LCH	lch(42.06, 62.55, 302.69°)
OKLab	oklab(51.44% 0.0473 -0.15)
OKLCH	oklch(51.44% 0.157 287.5)
XYZ	xyz(17.4271, 12.5404, 48.5064)
Luminance	0.1254 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6553BB #A9BB53

analogous

#5375BB #6553BB #9953BB

triadic

#6553BB #BB6553 #53BB65

tetradic

#6553BB #BB5375 #A9BB53 #53BB99

square

#6553BB #BB5375 #A9BB53 #53BB99

split-complementary

#6553BB #BB9953 #75BB53

monochromatic

#352A6A #4B3B96 #6553BB #8C7FCC #B4ABDE

Accessibility & contrast

On white

5.99

#6553BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#6553BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6553BB

5.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6553BB	#FFFFFF	#000000	##FFFFFF
##6553BB	1.00	5.99	3.51	5.99
#FFFFFF	5.99	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1866BF

Deuteranopia (green-blind)

#1860B9

Tritanopia (blue-blind)

#4A6A7F

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #6553bb;
/* rgb */ color: rgb(101, 83, 187);
/* oklch */ color: oklch(51.4% 0.157 287.5);

Tailwind

colors: {
  custom: {
    50: '#9784d0',
    500: '#6553bb',
    950: '#000000',
  },
}

SCSS

$custom: #6553bb;
$custom-light: #9784d0;
$custom-dark: #000000;

JSON

{
  "hex": "#6553bb",
  "rgb": {
    "r": 101,
    "g": 83,
    "b": 187
  },
  "hsl": {
    "h": 250.385,
    "s": 43.333,
    "l": 52.941
  },
  "oklch": {
    "l": 0.51444,
    "c": 0.15732,
    "h": 287.5
  },
  "luminance": 0.12541
}

Semantic roles & 50–950 ramp

primary

#6553BB

secondary

#C4CB9E

accent

#D355BD

background

#F9F8FC

surface

#F2EFF9

border

#CCCAD2

text

#0E0B14

muted

#7E7C82

Preview Lab

Preview with #6553BB

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

Preview Lab → · Contrast checker → · Palette generator →