#5663CA#5663CA

#5663CA is a mid, vivid blue. Relative luminance 0.152; OKLCH L 54.3% C 0.159 H 274.4°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#5663CA
RGB	rgb(86, 99, 202)
HSL	hsl(233, 52%, 56%)
HSV	hsv(233, 57%, 79%)
CMYK	cmyk(57.4%, 51%, 0%, 20.8%)
CIE-LAB	lab(45.86, 25.50, -55.28)
CIE-LCH	lch(45.86, 60.88, 294.76°)
OKLab	oklab(54.31% 0.0123 -0.1581)
OKLCH	oklch(54.31% 0.159 274.4)
XYZ	xyz(18.9568, 15.1650, 57.7939)
Luminance	0.1517 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5663CA #CABD56

analogous

#569DCA #5663CA #8356CA

triadic

#5663CA #CA5663 #63CA56

tetradic

#5663CA #CA569D #CABD56 #56CA83

square

#5663CA #CA569D #CABD56 #56CA83

split-complementary

#5663CA #CA8356 #9DCA56

monochromatic

#28317E #3643AD #5663CA #858ED9 #B3B9E7

Accessibility & contrast

On white

5.21

#5663CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#5663CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5663CA

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5663CA	#FFFFFF	#000000	##FFFFFF
##5663CA	1.00	5.21	4.03	5.21
#FFFFFF	5.21	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B72CE

Deuteranopia (green-blind)

#1468C8

Tritanopia (blue-blind)

#067A8D

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #5663ca;
/* rgb */ color: rgb(86, 99, 202);
/* oklch */ color: oklch(54.3% 0.159 274.4);

Tailwind

colors: {
  custom: {
    50: '#8f8fdb',
    500: '#5663ca',
    950: '#000000',
  },
}

SCSS

$custom: #5663ca;
$custom-light: #8f8fdb;
$custom-dark: #000000;

JSON

{
  "hex": "#5663ca",
  "rgb": {
    "r": 86,
    "g": 99,
    "b": 202
  },
  "hsl": {
    "h": 233.276,
    "s": 52.252,
    "l": 56.471
  },
  "oklch": {
    "l": 0.54308,
    "c": 0.15859,
    "h": 274.4
  },
  "luminance": 0.15166
}

Semantic roles & 50–950 ramp

primary

#5663CA

secondary

#D6D0A6

accent

#CC4CDC

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #5663CA

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

Preview Lab → · Contrast checker → · Palette generator →