#536DDF#536DDF

#536DDF is a mid, vivid blue. Relative luminance 0.181; OKLCH L 57.5% C 0.175 H 270.4°. Best body text is #000000 at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#536DDF
RGB	rgb(83, 109, 223)
HSL	hsl(229, 69%, 60%)
HSV	hsv(229, 63%, 87%)
CMYK	cmyk(62.8%, 51.1%, 0%, 12.5%)
CIE-LAB	lab(49.62, 25.77, -61.20)
CIE-LCH	lch(49.62, 66.40, 292.84°)
OKLab	oklab(57.53% 0.0011 -0.1755)
OKLCH	oklch(57.53% 0.175 270.4)
XYZ	xyz(22.3507, 18.1020, 72.1139)
Luminance	0.1810 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#536DDF #DFC553

analogous

#53B3DF #536DDF #7F53DF

triadic

#536DDF #DF536D #6DDF53

tetradic

#536DDF #DF53B3 #DFC553 #53DF7F

square

#536DDF #DF53B3 #DFC553 #53DF7F

split-complementary

#536DDF #DF7F53 #B3DF53

monochromatic

#1D349B #2646CE #536DDF #8799E9 #BAC5F2

Accessibility & contrast

On white

4.54

#536DDF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.62

#536DDF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #536DDF

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##536DDF	#FFFFFF	#000000	##000000
##536DDF	1.00	4.54	4.62	4.62
#FFFFFF	4.54	1.00	21.00	21.00
#000000	4.62	21.00	1.00	1.00
##000000	4.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A7DE3

Deuteranopia (green-blind)

#0070DD

Tritanopia (blue-blind)

#00889C

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #536ddf;
/* rgb */ color: rgb(83, 109, 223);
/* oklch */ color: oklch(57.5% 0.175 270.4);

Tailwind

colors: {
  custom: {
    50: '#9096ea',
    500: '#536ddf',
    950: '#000000',
  },
}

SCSS

$custom: #536ddf;
$custom-light: #9096ea;
$custom-dark: #000000;

JSON

{
  "hex": "#536ddf",
  "rgb": {
    "r": 83,
    "g": 109,
    "b": 223
  },
  "hsl": {
    "h": 228.857,
    "s": 68.627,
    "l": 60
  },
  "oklch": {
    "l": 0.57534,
    "c": 0.17547,
    "h": 270.4
  },
  "luminance": 0.18104
}

Semantic roles & 50–950 ramp

primary

#536DDF

secondary

#E2D8AC

accent

#CB3CEB

background

#F9F9FE

surface

#F2F1FD

border

#CCCBD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #536DDF

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

Preview Lab → · Contrast checker → · Palette generator →