#5366D0#5366D0

#5366D0 is a mid, vivid blue. Relative luminance 0.159; OKLCH L 55.1% C 0.164 H 272.3°. Best body text is #FFFFFF at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#5366D0
RGB	rgb(83, 102, 208)
HSL	hsl(231, 57%, 57%)
HSV	hsv(231, 60%, 82%)
CMYK	cmyk(60.1%, 51%, 0%, 18.4%)
CIE-LAB	lab(46.84, 25.06, -57.16)
CIE-LCH	lch(46.84, 62.41, 293.67°)
OKLab	oklab(55.12% 0.0066 -0.1637)
OKLCH	oklch(55.12% 0.164 272.3)
XYZ	xyz(19.7000, 15.8942, 61.6920)
Luminance	0.1590 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5366D0 #D0BD53

analogous

#53A5D0 #5366D0 #7F53D0

triadic

#5366D0 #D05366 #66D053

tetradic

#5366D0 #D053A5 #D0BD53 #53D07F

square

#5366D0 #D053A5 #D0BD53 #53D07F

split-complementary

#5366D0 #D07F53 #A5D053

monochromatic

#243384 #3145B4 #5366D0 #8391DD #B3BCEA

Accessibility & contrast

On white

5.02

#5366D0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#5366D0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5366D0

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5366D0	#FFFFFF	#000000	##FFFFFF
##5366D0	1.00	5.02	4.18	5.02
#FFFFFF	5.02	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B75D4

Deuteranopia (green-blind)

#086ACE

Tritanopia (blue-blind)

#007E91

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #5366d0;
/* rgb */ color: rgb(83, 102, 208);
/* oklch */ color: oklch(55.1% 0.164 272.3);

Tailwind

colors: {
  custom: {
    50: '#8e91df',
    500: '#5366d0',
    950: '#000000',
  },
}

SCSS

$custom: #5366d0;
$custom-light: #8e91df;
$custom-dark: #000000;

JSON

{
  "hex": "#5366d0",
  "rgb": {
    "r": 83,
    "g": 102,
    "b": 208
  },
  "hsl": {
    "h": 230.88,
    "s": 57.078,
    "l": 57.059
  },
  "oklch": {
    "l": 0.55119,
    "c": 0.1638,
    "h": 272.3
  },
  "luminance": 0.15896
}

Semantic roles & 50–950 ramp

primary

#5366D0

secondary

#D9D1A6

accent

#C947E0

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #5366D0

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

Preview Lab → · Contrast checker → · Palette generator →