#5366AA#5366AA

#5366AA is a mid, moderate blue. Relative luminance 0.142; OKLCH L 52.7% C 0.110 H 270.5°. Best body text is #FFFFFF at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#5366AA
RGB	rgb(83, 102, 170)
HSL	hsl(227, 34%, 50%)
HSV	hsv(227, 51%, 67%)
CMYK	cmyk(51.2%, 40%, 0%, 33.3%)
CIE-LAB	lab(44.58, 12.47, -38.73)
CIE-LCH	lch(44.58, 40.69, 287.85°)
OKLab	oklab(52.67% 0.001 -0.1096)
OKLCH	oklch(52.67% 0.11 270.5)
XYZ	xyz(15.5720, 14.2430, 39.9510)
Luminance	0.1424 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5366AA #AA9753

analogous

#5391AA #5366AA #6C53AA

triadic

#5366AA #AA5366 #66AA53

tetradic

#5366AA #AA5391 #AA9753 #53AA6C

square

#5366AA #AA5391 #AA9753 #53AA6C

split-complementary

#5366AA #AA6C53 #91AA53

monochromatic

#2B3558 #3F4D81 #5366AA #7B8ABF #A5AFD3

Accessibility & contrast

On white

5.46

#5366AA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#5366AA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5366AA

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5366AA	#FFFFFF	#000000	##FFFFFF
##5366AA	1.00	5.46	3.85	5.46
#FFFFFF	5.46	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B6DAD

Deuteranopia (green-blind)

#4266A8

Tritanopia (blue-blind)

#2D7480

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #5366aa;
/* rgb */ color: rgb(83, 102, 170);
/* oklch */ color: oklch(52.7% 0.110 270.5);

Tailwind

colors: {
  custom: {
    50: '#8991c3',
    500: '#5366aa',
    950: '#000000',
  },
}

SCSS

$custom: #5366aa;
$custom-light: #8991c3;
$custom-dark: #000000;

JSON

{
  "hex": "#5366aa",
  "rgb": {
    "r": 83,
    "g": 102,
    "b": 170
  },
  "hsl": {
    "h": 226.897,
    "s": 34.387,
    "l": 49.608
  },
  "oklch": {
    "l": 0.52672,
    "c": 0.10959,
    "h": 270.5
  },
  "luminance": 0.14244
}

Semantic roles & 50–950 ramp

primary

#5366AA

secondary

#C0B899

accent

#B35DCA

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0C0C12

muted

#7D7D81

Preview Lab

Preview with #5366AA

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

Preview Lab → · Contrast checker → · Palette generator →