#5366C9#5366C9

#5366C9 is a mid, vivid blue. Relative luminance 0.156; OKLCH L 54.6% C 0.154 H 272.2°. Best body text is #FFFFFF at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#5366C9
RGB	rgb(83, 102, 201)
HSL	hsl(230, 52%, 56%)
HSV	hsv(230, 59%, 79%)
CMYK	cmyk(58.7%, 49.3%, 0%, 21.2%)
CIE-LAB	lab(46.39, 22.71, -53.86)
CIE-LCH	lch(46.39, 58.45, 292.86°)
OKLab	oklab(54.64% 0.0059 -0.154)
OKLCH	oklch(54.64% 0.154 272.2)
XYZ	xyz(18.8578, 15.5573, 57.2561)
Luminance	0.1556 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5366C9 #C9B653

analogous

#53A1C9 #5366C9 #7B53C9

triadic

#5366C9 #C95366 #66C953

tetradic

#5366C9 #C953A1 #C9B653 #53C97B

square

#5366C9 #C953A1 #C9B653 #53C97B

split-complementary

#5366C9 #C97B53 #A1C953

monochromatic

#27347B #3548AA #5366C9 #828FD8 #B0B9E6

Accessibility & contrast

On white

5.11

#5366C9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#5366C9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5366C9

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5366C9	#FFFFFF	#000000	##FFFFFF
##5366C9	1.00	5.11	4.11	5.11
#FFFFFF	5.11	1.00	21.00	1.00
#000000	4.11	21.00	1.00	21.00
##FFFFFF	5.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3373CD

Deuteranopia (green-blind)

#1E69C7

Tritanopia (blue-blind)

#007C8E

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #5366c9;
/* rgb */ color: rgb(83, 102, 201);
/* oklch */ color: oklch(54.6% 0.154 272.2);

Tailwind

colors: {
  custom: {
    50: '#8d91da',
    500: '#5366c9',
    950: '#000000',
  },
}

SCSS

$custom: #5366c9;
$custom-light: #8d91da;
$custom-dark: #000000;

JSON

{
  "hex": "#5366c9",
  "rgb": {
    "r": 83,
    "g": 102,
    "b": 201
  },
  "hsl": {
    "h": 230.339,
    "s": 52.212,
    "l": 55.686
  },
  "oklch": {
    "l": 0.54638,
    "c": 0.15409,
    "h": 272.2
  },
  "luminance": 0.15559
}

Semantic roles & 50–950 ramp

primary

#5366C9

secondary

#D4CDA3

accent

#C54CDC

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #5366C9

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

Preview Lab → · Contrast checker → · Palette generator →