#536BD0#536BD0

#536BD0 is a mid, vivid blue. Relative luminance 0.169; OKLCH L 56.1% C 0.157 H 270.6°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#536BD0
RGB	rgb(83, 107, 208)
HSL	hsl(228, 57%, 57%)
HSV	hsv(228, 60%, 82%)
CMYK	cmyk(60.1%, 48.6%, 0%, 18.4%)
CIE-LAB	lab(48.14, 21.94, -55.06)
CIE-LCH	lch(48.14, 59.27, 291.73°)
OKLab	oklab(56.11% 0.0015 -0.1574)
OKLCH	oklch(56.11% 0.157 270.6)
XYZ	xyz(20.2063, 16.9068, 61.8608)
Luminance	0.1691 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#536BD0 #D0B853

analogous

#53AAD0 #536BD0 #7A53D0

triadic

#536BD0 #D0536B #6BD053

tetradic

#536BD0 #D053AA #D0B853 #53D07A

square

#536BD0 #D053AA #D0B853 #53D07A

split-complementary

#536BD0 #D07A53 #AAD053

monochromatic

#243784 #314BB4 #536BD0 #8394DD #B3BEEA

Accessibility & contrast

On white

4.79

#536BD0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#536BD0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #536BD0

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##536BD0	#FFFFFF	#000000	##FFFFFF
##536BD0	1.00	4.79	4.38	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3778D4

Deuteranopia (green-blind)

#206DCE

Tritanopia (blue-blind)

#008293

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #536bd0;
/* rgb */ color: rgb(83, 107, 208);
/* oklch */ color: oklch(56.1% 0.157 270.6);

Tailwind

colors: {
  custom: {
    50: '#8e95df',
    500: '#536bd0',
    950: '#000000',
  },
}

SCSS

$custom: #536bd0;
$custom-light: #8e95df;
$custom-dark: #000000;

JSON

{
  "hex": "#536bd0",
  "rgb": {
    "r": 83,
    "g": 107,
    "b": 208
  },
  "hsl": {
    "h": 228.48,
    "s": 57.078,
    "l": 57.059
  },
  "oklch": {
    "l": 0.56109,
    "c": 0.15744,
    "h": 270.6
  },
  "luminance": 0.16908
}

Semantic roles & 50–950 ramp

primary

#536BD0

secondary

#D9CFA6

accent

#C347E0

background

#F9F9FD

surface

#F2F1FB

border

#CCCBD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #536BD0

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

Preview Lab → · Contrast checker → · Palette generator →