#5553CE#5553CE

#5553CE is a mid, vivid blue. Relative luminance 0.126; OKLCH L 51.6% C 0.185 H 278.4°. Best body text is #FFFFFF at 5.97:1 contrast (WCAG AA passes).

Color values

HEX	#5553CE
RGB	rgb(85, 83, 206)
HSL	hsl(241, 56%, 57%)
HSV	hsv(241, 60%, 81%)
CMYK	cmyk(58.7%, 59.7%, 0%, 19.2%)
CIE-LAB	lab(42.11, 36.52, -63.65)
CIE-LCH	lch(42.11, 73.38, 299.85°)
OKLab	oklab(51.58% 0.0271 -0.1829)
OKLCH	oklch(51.58% 0.185 278.4)
XYZ	xyz(17.9766, 12.5727, 59.8600)
Luminance	0.1257 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5553CE #CCCE53

analogous

#538FCE #5553CE #9353CE

triadic

#5553CE #CE5553 #53CE55

tetradic

#5553CE #CE538F #CCCE53 #53CE93

square

#5553CE #CE538F #CCCE53 #53CE93

split-complementary

#5553CE #CE9353 #8FCE53

monochromatic

#262582 #3533B1 #5553CE #8483DC #B3B2E9

Accessibility & contrast

On white

5.97

#5553CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#5553CE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5553CE

5.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5553CE	#FFFFFF	#000000	##FFFFFF
##5553CE	1.00	5.97	3.51	5.97
#FFFFFF	5.97	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068D2

Deuteranopia (green-blind)

#005ECC

Tritanopia (blue-blind)

#007188

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #5553ce;
/* rgb */ color: rgb(85, 83, 206);
/* oklch */ color: oklch(51.6% 0.185 278.4);

Tailwind

colors: {
  custom: {
    50: '#9083de',
    500: '#5553ce',
    950: '#000000',
  },
}

SCSS

$custom: #5553ce;
$custom-light: #9083de;
$custom-dark: #000000;

JSON

{
  "hex": "#5553ce",
  "rgb": {
    "r": 85,
    "g": 83,
    "b": 206
  },
  "hsl": {
    "h": 240.976,
    "s": 55.656,
    "l": 56.667
  },
  "oklch": {
    "l": 0.51584,
    "c": 0.18489,
    "h": 278.4
  },
  "luminance": 0.12574
}

Semantic roles & 50–950 ramp

primary

#5553CE

secondary

#D7D8A5

accent

#DF49DD

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0A15

muted

#7E7C83

Preview Lab

Preview with #5553CE

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

Preview Lab → · Contrast checker → · Palette generator →