#536DB8#536DB8

#536DB8 is a mid, vivid blue. Relative luminance 0.162; OKLCH L 55.0% C 0.121 H 267.9°. Best body text is #FFFFFF at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#536DB8
RGB	rgb(83, 109, 184)
HSL	hsl(225, 42%, 52%)
HSV	hsv(225, 55%, 72%)
CMYK	cmyk(54.9%, 40.8%, 0%, 27.8%)
CIE-LAB	lab(47.28, 12.68, -42.62)
CIE-LCH	lch(47.28, 44.47, 286.57°)
OKLab	oklab(55% -0.0045 -0.1209)
OKLCH	oklch(55% 0.121 267.9)
XYZ	xyz(17.6848, 16.2357, 47.5400)
Luminance	0.1624 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#536DB8 #B89E53

analogous

#53A0B8 #536DB8 #6B53B8

triadic

#536DB8 #B8536D #6DB853

tetradic

#536DB8 #B853A0 #B89E53 #53B86B

square

#536DB8 #B853A0 #B89E53 #53B86B

split-complementary

#536DB8 #B86B53 #A0B853

monochromatic

#2A3A66 #3C5292 #536DB8 #7E92CA #AAB7DC

Accessibility & contrast

On white

4.94

#536DB8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.25

#536DB8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #536DB8

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##536DB8	#FFFFFF	#000000	##FFFFFF
##536DB8	1.00	4.94	4.25	4.94
#FFFFFF	4.94	1.00	21.00	1.00
#000000	4.25	21.00	1.00	21.00
##FFFFFF	4.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E75BB

Deuteranopia (green-blind)

#426CB6

Tritanopia (blue-blind)

#1B7D89

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #536db8;
/* rgb */ color: rgb(83, 109, 184);
/* oklch */ color: oklch(55.0% 0.121 267.9);

Tailwind

colors: {
  custom: {
    50: '#8a96ce',
    500: '#536db8',
    950: '#000000',
  },
}

SCSS

$custom: #536db8;
$custom-light: #8a96ce;
$custom-dark: #000000;

JSON

{
  "hex": "#536db8",
  "rgb": {
    "r": 83,
    "g": 109,
    "b": 184
  },
  "hsl": {
    "h": 224.554,
    "s": 41.564,
    "l": 52.353
  },
  "oklch": {
    "l": 0.54998,
    "c": 0.12098,
    "h": 267.9
  },
  "luminance": 0.16237
}

Semantic roles & 50–950 ramp

primary

#536DB8

secondary

#C9BE9D

accent

#B256D1

background

#F8F9FC

surface

#F0F1F9

border

#CBCBD2

text

#0C0D13

muted

#7D7E82

Preview Lab

Preview with #536DB8

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

Preview Lab → · Contrast checker → · Palette generator →