#5367BB#5367BB

#5367BB is a mid, vivid blue. Relative luminance 0.151; OKLCH L 53.9% C 0.133 H 271.3°. Best body text is #FFFFFF at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#5367BB
RGB	rgb(83, 103, 187)
HSL	hsl(228, 43%, 53%)
HSV	hsv(228, 56%, 73%)
CMYK	cmyk(55.6%, 44.9%, 0%, 26.7%)
CIE-LAB	lab(45.81, 17.41, -46.71)
CIE-LCH	lch(45.81, 49.85, 290.44°)
OKLab	oklab(53.92% 0.0029 -0.133)
OKLCH	oklch(53.92% 0.133 271.3)
XYZ	xyz(17.3842, 15.1261, 49.0076)
Luminance	0.1513 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5367BB #BBA753

analogous

#539BBB #5367BB #7353BB

triadic

#5367BB #BB5367 #67BB53

tetradic

#5367BB #BB539B #BBA753 #53BB73

square

#5367BB #BB539B #BBA753 #53BB73

split-complementary

#5367BB #BB7353 #9BBB53

monochromatic

#2A366A #3B4D96 #5367BB #7F8ECC #ABB5DE

Accessibility & contrast

On white

5.22

#5367BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#5367BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5367BB

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5367BB	#FFFFFF	#000000	##FFFFFF
##5367BB	1.00	5.22	4.03	5.22
#FFFFFF	5.22	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4271BE

Deuteranopia (green-blind)

#3568B9

Tritanopia (blue-blind)

#187988

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #5367bb;
/* rgb */ color: rgb(83, 103, 187);
/* oklch */ color: oklch(53.9% 0.133 271.3);

Tailwind

colors: {
  custom: {
    50: '#8b92d0',
    500: '#5367bb',
    950: '#000000',
  },
}

SCSS

$custom: #5367bb;
$custom-light: #8b92d0;
$custom-dark: #000000;

JSON

{
  "hex": "#5367bb",
  "rgb": {
    "r": 83,
    "g": 103,
    "b": 187
  },
  "hsl": {
    "h": 228.462,
    "s": 43.333,
    "l": 52.941
  },
  "oklch": {
    "l": 0.53922,
    "c": 0.13298,
    "h": 271.3
  },
  "luminance": 0.15127
}

Semantic roles & 50–950 ramp

primary

#5367BB

secondary

#CBC39E

accent

#BB55D3

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0D0C14

muted

#7D7D82

Preview Lab

Preview with #5367BB

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

Preview Lab → · Contrast checker → · Palette generator →