#536DBE#536DBE

#536DBE is a mid, vivid blue. Relative luminance 0.165; OKLCH L 55.4% C 0.130 H 268.5°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#536DBE
RGB	rgb(83, 109, 190)
HSL	hsl(225, 45%, 54%)
HSV	hsv(225, 56%, 75%)
CMYK	cmyk(56.3%, 42.6%, 0%, 25.5%)
CIE-LAB	lab(47.61, 14.66, -45.56)
CIE-LCH	lch(47.61, 47.86, 287.84°)
OKLab	oklab(55.36% -0.0033 -0.1295)
OKLCH	oklch(55.36% 0.13 268.5)
XYZ	xyz(18.3271, 16.4926, 50.9228)
Luminance	0.1649 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#536DBE #BEA453

analogous

#53A2BE #536DBE #6E53BE

triadic

#536DBE #BE536D #6DBE53

tetradic

#536DBE #BE53A2 #BEA453 #53BE6E

square

#536DBE #BE53A2 #BEA453 #53BE6E

split-complementary

#536DBE #BE6E53 #A2BE53

monochromatic

#293A6D #3A519A #536DBE #7F93CF #ACB8E0

Accessibility & contrast

On white

4.89

#536DBE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#536DBE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #536DBE

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##536DBE	#FFFFFF	#000000	##FFFFFF
##536DBE	1.00	4.89	4.30	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A76C1

Deuteranopia (green-blind)

#3D6DBC

Tritanopia (blue-blind)

#0F7F8C

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #536dbe;
/* rgb */ color: rgb(83, 109, 190);
/* oklch */ color: oklch(55.4% 0.130 268.5);

Tailwind

colors: {
  custom: {
    50: '#8b96d2',
    500: '#536dbe',
    950: '#000000',
  },
}

SCSS

$custom: #536dbe;
$custom-light: #8b96d2;
$custom-dark: #000000;

JSON

{
  "hex": "#536dbe",
  "rgb": {
    "r": 83,
    "g": 109,
    "b": 190
  },
  "hsl": {
    "h": 225.421,
    "s": 45.148,
    "l": 53.529
  },
  "oklch": {
    "l": 0.55361,
    "c": 0.12957,
    "h": 268.5
  },
  "luminance": 0.16494
}

Semantic roles & 50–950 ramp

primary

#536DBE

secondary

#CDC29F

accent

#B553D5

background

#F8F9FC

surface

#F0F1F9

border

#CBCBD2

text

#0D0D14

muted

#7D7E82

Preview Lab

Preview with #536DBE

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

Preview Lab → · Contrast checker → · Palette generator →