#6553CD#6553CD

#6553CD is a mid, vivid blue. Relative luminance 0.134; OKLCH L 52.8% C 0.181 H 285.1°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#6553CD
RGB	rgb(101, 83, 205)
HSL	hsl(249, 55%, 56%)
HSV	hsv(249, 60%, 80%)
CMYK	cmyk(50.7%, 59.5%, 0%, 19.6%)
CIE-LAB	lab(43.30, 39.17, -61.08)
CIE-LCH	lch(43.30, 72.56, 302.67°)
OKLab	oklab(52.75% 0.0471 -0.1749)
OKLCH	oklch(52.75% 0.181 285.1)
XYZ	xyz(19.4762, 13.3600, 59.2983)
Luminance	0.1336 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6553CD #BBCD53

analogous

#537ECD #6553CD #A253CD

triadic

#6553CD #CD6553 #53CD65

tetradic

#6553CD #CD537E #BBCD53 #53CDA2

square

#6553CD #CD537E #BBCD53 #53CDA2

split-complementary

#6553CD #CDA253 #7ECD53

monochromatic

#332580 #4533B0 #6553CD #8F82DB #BAB2E9

Accessibility & contrast

On white

5.72

#6553CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#6553CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6553CD

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6553CD	#FFFFFF	#000000	##FFFFFF
##6553CD	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AD1

Deuteranopia (green-blind)

#0063CA

Tritanopia (blue-blind)

#3E6F88

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #6553cd;
/* rgb */ color: rgb(101, 83, 205);
/* oklch */ color: oklch(52.8% 0.181 285.1);

Tailwind

colors: {
  custom: {
    50: '#9984dd',
    500: '#6553cd',
    950: '#000000',
  },
}

SCSS

$custom: #6553cd;
$custom-light: #9984dd;
$custom-dark: #000000;

JSON

{
  "hex": "#6553cd",
  "rgb": {
    "r": 101,
    "g": 83,
    "b": 205
  },
  "hsl": {
    "h": 248.852,
    "s": 54.955,
    "l": 56.471
  },
  "oklch": {
    "l": 0.52751,
    "c": 0.18113,
    "h": 285.1
  },
  "luminance": 0.13361
}

Semantic roles & 50–950 ramp

primary

#6553CD

secondary

#D0D7A5

accent

#DE4AC8

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0F0B15

muted

#7E7C83

Preview Lab

Preview with #6553CD

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

Preview Lab → · Contrast checker → · Palette generator →