#5553CA#5553CA

#5553CA is a mid, vivid blue. Relative luminance 0.124; OKLCH L 51.3% C 0.180 H 278.7°. Best body text is #FFFFFF at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#5553CA
RGB	rgb(85, 83, 202)
HSL	hsl(241, 53%, 56%)
HSV	hsv(241, 59%, 79%)
CMYK	cmyk(57.9%, 58.9%, 0%, 20.8%)
CIE-LAB	lab(41.81, 35.23, -61.82)
CIE-LCH	lch(41.81, 71.15, 299.68°)
OKLab	oklab(51.27% 0.0272 -0.1775)
OKLCH	oklch(51.27% 0.18 278.7)
XYZ	xyz(17.4969, 12.3808, 57.3334)
Luminance	0.1238 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5553CA #C8CA53

analogous

#538CCA #5553CA #9053CA

triadic

#5553CA #CA5553 #53CA55

tetradic

#5553CA #CA538C #C8CA53 #53CA90

square

#5553CA #CA538C #C8CA53 #53CA90

split-complementary

#5553CA #CA9053 #8CCA53

monochromatic

#28267C #3735AB #5553CA #8382D8 #B1B1E7

Accessibility & contrast

On white

6.04

#5553CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#5553CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5553CA

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5553CA	#FFFFFF	#000000	##FFFFFF
##5553CA	1.00	6.04	3.48	6.04
#FFFFFF	6.04	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067CE

Deuteranopia (green-blind)

#005EC8

Tritanopia (blue-blind)

#067086

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #5553ca;
/* rgb */ color: rgb(85, 83, 202);
/* oklch */ color: oklch(51.3% 0.180 278.7);

Tailwind

colors: {
  custom: {
    50: '#8f83db',
    500: '#5553ca',
    950: '#000000',
  },
}

SCSS

$custom: #5553ca;
$custom-light: #8f83db;
$custom-dark: #000000;

JSON

{
  "hex": "#5553ca",
  "rgb": {
    "r": 85,
    "g": 83,
    "b": 202
  },
  "hsl": {
    "h": 241.008,
    "s": 52.889,
    "l": 55.882
  },
  "oklch": {
    "l": 0.51271,
    "c": 0.1796,
    "h": 278.7
  },
  "luminance": 0.12382
}

Semantic roles & 50–950 ramp

primary

#5553CA

secondary

#D4D5A4

accent

#DC4CDA

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0A15

muted

#7E7C83

Preview Lab

Preview with #5553CA

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

Preview Lab → · Contrast checker → · Palette generator →