#5366C0#5366C0

#5366C0 is a mid, vivid blue. Relative luminance 0.151; OKLCH L 54.0% C 0.141 H 271.9°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#5366C0
RGB	rgb(83, 102, 192)
HSL	hsl(230, 46%, 54%)
HSV	hsv(230, 57%, 75%)
CMYK	cmyk(56.8%, 46.9%, 0%, 24.7%)
CIE-LAB	lab(45.83, 19.70, -49.56)
CIE-LCH	lch(45.83, 53.33, 291.68°)
OKLab	oklab(54.04% 0.0048 -0.1413)
OKLCH	oklch(54.04% 0.141 271.9)
XYZ	xyz(17.8300, 15.1462, 51.8429)
Luminance	0.1515 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5366C0 #C0AD53

analogous

#539DC0 #5366C0 #7753C0

triadic

#5366C0 #C05366 #66C053

tetradic

#5366C0 #C0539D #C0AD53 #53C077

square

#5366C0 #C0539D #C0AD53 #53C077

split-complementary

#5366C0 #C07753 #9DC053

monochromatic

#293570 #394B9C #5366C0 #808ED0 #ADB6E1

Accessibility & contrast

On white

5.21

#5366C0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#5366C0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5366C0

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5366C0	#FFFFFF	#000000	##FFFFFF
##5366C0	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)

#3C71C3

Deuteranopia (green-blind)

#2D68BE

Tritanopia (blue-blind)

#0D7A8A

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #5366c0;
/* rgb */ color: rgb(83, 102, 192);
/* oklch */ color: oklch(54.0% 0.141 271.9);

Tailwind

colors: {
  custom: {
    50: '#8c91d3',
    500: '#5366c0',
    950: '#000000',
  },
}

SCSS

$custom: #5366c0;
$custom-light: #8c91d3;
$custom-dark: #000000;

JSON

{
  "hex": "#5366c0",
  "rgb": {
    "r": 83,
    "g": 102,
    "b": 192
  },
  "hsl": {
    "h": 229.541,
    "s": 46.383,
    "l": 53.922
  },
  "oklch": {
    "l": 0.54038,
    "c": 0.14142,
    "h": 271.9
  },
  "luminance": 0.15148
}

Semantic roles & 50–950 ramp

primary

#5366C0

secondary

#CFC7A0

accent

#BF52D6

background

#F9F8FD

surface

#F1F0FA

border

#CBCBD3

text

#0D0C14

muted

#7E7D83

Preview Lab

Preview with #5366C0

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

Preview Lab → · Contrast checker → · Palette generator →