#536BC4#536BC4

#536BC4 is a mid, vivid blue. Relative luminance 0.163; OKLCH L 55.3% C 0.141 H 270.0°. Best body text is #FFFFFF at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#536BC4
RGB	rgb(83, 107, 196)
HSL	hsl(227, 49%, 55%)
HSV	hsv(227, 58%, 77%)
CMYK	cmyk(57.7%, 45.4%, 0%, 23.1%)
CIE-LAB	lab(47.42, 17.91, -49.34)
CIE-LCH	lch(47.42, 52.49, 289.95°)
OKLab	oklab(55.32% -0.0001 -0.1406)
OKLCH	oklch(55.32% 0.141 270)
XYZ	xyz(18.7855, 16.3385, 54.3776)
Luminance	0.1634 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#536BC4 #C4AC53

analogous

#53A3C4 #536BC4 #7453C4

triadic

#536BC4 #C4536B #6BC453

tetradic

#536BC4 #C453A3 #C4AC53 #53C474

square

#536BC4 #C453A3 #C4AC53 #53C474

split-complementary

#536BC4 #C47453 #A3C453

monochromatic

#283875 #384EA2 #536BC4 #8192D4 #AEB9E3

Accessibility & contrast

On white

4.92

#536BC4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#536BC4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #536BC4

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##536BC4	#FFFFFF	#000000	##FFFFFF
##536BC4	1.00	4.92	4.27	4.92
#FFFFFF	4.92	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4276C7

Deuteranopia (green-blind)

#326CC2

Tritanopia (blue-blind)

#007F8E

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #536bc4;
/* rgb */ color: rgb(83, 107, 196);
/* oklch */ color: oklch(55.3% 0.141 270.0);

Tailwind

colors: {
  custom: {
    50: '#8c95d6',
    500: '#536bc4',
    950: '#000000',
  },
}

SCSS

$custom: #536bc4;
$custom-light: #8c95d6;
$custom-dark: #000000;

JSON

{
  "hex": "#536bc4",
  "rgb": {
    "r": 83,
    "g": 107,
    "b": 196
  },
  "hsl": {
    "h": 227.257,
    "s": 48.918,
    "l": 54.706
  },
  "oklch": {
    "l": 0.55321,
    "c": 0.14063,
    "h": 270
  },
  "luminance": 0.1634
}

Semantic roles & 50–950 ramp

primary

#536BC4

secondary

#D1C7A2

accent

#BB4FD8

background

#F9F9FD

surface

#F1F1FA

border

#CBCBD3

text

#0D0D14

muted

#7E7E83

Preview Lab

Preview with #536BC4

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

Preview Lab → · Contrast checker → · Palette generator →