#5366AC#5366AC

#5366AC is a mid, moderate blue. Relative luminance 0.143; OKLCH L 52.8% C 0.113 H 270.7°. Best body text is #FFFFFF at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#5366AC
RGB	rgb(83, 102, 172)
HSL	hsl(227, 35%, 50%)
HSV	hsv(227, 52%, 67%)
CMYK	cmyk(51.7%, 40.7%, 0%, 32.5%)
CIE-LAB	lab(44.69, 13.12, -39.74)
CIE-LCH	lch(44.69, 41.85, 288.27°)
OKLab	oklab(52.79% 0.0014 -0.1125)
OKLCH	oklch(52.79% 0.113 270.7)
XYZ	xyz(15.7626, 14.3193, 40.9550)
Luminance	0.1432 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5366AC #AC9953

analogous

#5393AC #5366AC #6C53AC

triadic

#5366AC #AC5366 #66AC53

tetradic

#5366AC #AC5393 #AC9953 #53AC6C

square

#5366AC #AC5393 #AC9953 #53AC6C

split-complementary

#5366AC #AC6C53 #93AC53

monochromatic

#2B3559 #3F4E83 #5366AC #7C8BC0 #A6AFD4

Accessibility & contrast

On white

5.43

#5366AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#5366AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5366AC

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5366AC	#FFFFFF	#000000	##FFFFFF
##5366AC	1.00	5.43	3.86	5.43
#FFFFFF	5.43	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A6EAF

Deuteranopia (green-blind)

#4166AA

Tritanopia (blue-blind)

#2B7580

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #5366ac;
/* rgb */ color: rgb(83, 102, 172);
/* oklch */ color: oklch(52.8% 0.113 270.7);

Tailwind

colors: {
  custom: {
    50: '#8991c5',
    500: '#5366ac',
    950: '#000000',
  },
}

SCSS

$custom: #5366ac;
$custom-light: #8991c5;
$custom-dark: #000000;

JSON

{
  "hex": "#5366ac",
  "rgb": {
    "r": 83,
    "g": 102,
    "b": 172
  },
  "hsl": {
    "h": 227.191,
    "s": 34.902,
    "l": 50
  },
  "oklch": {
    "l": 0.5279,
    "c": 0.11254,
    "h": 270.7
  },
  "luminance": 0.1432
}

Semantic roles & 50–950 ramp

primary

#5366AC

secondary

#C1B999

accent

#B35DCB

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0C0C13

muted

#7D7D82

Preview Lab

Preview with #5366AC

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

Preview Lab → · Contrast checker → · Palette generator →