#5366CD#5366CD

#5366CD is a mid, vivid blue. Relative luminance 0.158; OKLCH L 54.9% C 0.160 H 272.3°. Best body text is #FFFFFF at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#5366CD
RGB	rgb(83, 102, 205)
HSL	hsl(231, 55%, 56%)
HSV	hsv(231, 60%, 80%)
CMYK	cmyk(59.5%, 50.2%, 0%, 19.6%)
CIE-LAB	lab(46.64, 24.05, -55.75)
CIE-LCH	lch(46.64, 60.72, 293.33°)
OKLab	oklab(54.91% 0.0063 -0.1595)
OKLCH	oklch(54.91% 0.16 272.3)
XYZ	xyz(19.3344, 15.7480, 59.7666)
Luminance	0.1575 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5366CD #CDBA53

analogous

#53A3CD #5366CD #7D53CD

triadic

#5366CD #CD5366 #66CD53

tetradic

#5366CD #CD53A3 #CDBA53 #53CD7D

square

#5366CD #CD53A3 #CDBA53 #53CD7D

split-complementary

#5366CD #CD7D53 #A3CD53

monochromatic

#253380 #3346B0 #5366CD #8290DB #B2BAE9

Accessibility & contrast

On white

5.06

#5366CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.15

#5366CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5366CD

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5366CD	#FFFFFF	#000000	##FFFFFF
##5366CD	1.00	5.06	4.15	5.06
#FFFFFF	5.06	1.00	21.00	1.00
#000000	4.15	21.00	1.00	21.00
##FFFFFF	5.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F74D1

Deuteranopia (green-blind)

#1469CB

Tritanopia (blue-blind)

#007E90

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #5366cd;
/* rgb */ color: rgb(83, 102, 205);
/* oklch */ color: oklch(54.9% 0.160 272.3);

Tailwind

colors: {
  custom: {
    50: '#8e91dd',
    500: '#5366cd',
    950: '#000000',
  },
}

SCSS

$custom: #5366cd;
$custom-light: #8e91dd;
$custom-dark: #000000;

JSON

{
  "hex": "#5366cd",
  "rgb": {
    "r": 83,
    "g": 102,
    "b": 205
  },
  "hsl": {
    "h": 230.656,
    "s": 54.955,
    "l": 56.471
  },
  "oklch": {
    "l": 0.54911,
    "c": 0.15966,
    "h": 272.3
  },
  "luminance": 0.1575
}

Semantic roles & 50–950 ramp

primary

#5366CD

secondary

#D7CFA5

accent

#C74ADE

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #5366CD

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

Preview Lab → · Contrast checker → · Palette generator →