#5553CF#5553CF

#5553CF is a mid, vivid blue. Relative luminance 0.126; OKLCH L 51.7% C 0.186 H 278.4°. Best body text is #FFFFFF at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#5553CF
RGB	rgb(85, 83, 207)
HSL	hsl(241, 56%, 57%)
HSV	hsv(241, 60%, 81%)
CMYK	cmyk(58.9%, 59.9%, 0%, 18.8%)
CIE-LAB	lab(42.19, 36.85, -64.10)
CIE-LCH	lch(42.19, 73.94, 299.89°)
OKLab	oklab(51.66% 0.0271 -0.1842)
OKLCH	oklch(51.66% 0.186 278.4)
XYZ	xyz(18.0985, 12.6215, 60.5019)
Luminance	0.1262 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5553CF #CDCF53

analogous

#538FCF #5553CF #9353CF

triadic

#5553CF #CF5553 #53CF55

tetradic

#5553CF #CF538F #CDCF53 #53CF93

square

#5553CF #CF538F #CDCF53 #53CF93

split-complementary

#5553CF #CF9353 #8FCF53

monochromatic

#262583 #3432B3 #5553CF #8483DC #B4B3EA

Accessibility & contrast

On white

5.96

#5553CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#5553CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5553CF

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5553CF	#FFFFFF	#000000	##FFFFFF
##5553CF	1.00	5.96	3.52	5.96
#FFFFFF	5.96	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069D3

Deuteranopia (green-blind)

#005FCD

Tritanopia (blue-blind)

#007189

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #5553cf;
/* rgb */ color: rgb(85, 83, 207);
/* oklch */ color: oklch(51.7% 0.186 278.4);

Tailwind

colors: {
  custom: {
    50: '#9083df',
    500: '#5553cf',
    950: '#000000',
  },
}

SCSS

$custom: #5553cf;
$custom-light: #9083df;
$custom-dark: #000000;

JSON

{
  "hex": "#5553cf",
  "rgb": {
    "r": 85,
    "g": 83,
    "b": 207
  },
  "hsl": {
    "h": 240.968,
    "s": 56.364,
    "l": 56.863
  },
  "oklch": {
    "l": 0.51663,
    "c": 0.1862,
    "h": 278.4
  },
  "luminance": 0.12623
}

Semantic roles & 50–950 ramp

primary

#5553CF

secondary

#D7D8A6

accent

#E048DD

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0A15

muted

#7E7C83

Preview Lab

Preview with #5553CF

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

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