#536FB4#536FB4

#536FB4 is a mid, moderate blue. Relative luminance 0.165; OKLCH L 55.2% C 0.113 H 266.1°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#536FB4
RGB	rgb(83, 111, 180)
HSL	hsl(223, 39%, 52%)
HSV	hsv(223, 54%, 71%)
CMYK	cmyk(53.9%, 38.3%, 0%, 29.4%)
CIE-LAB	lab(47.63, 10.13, -39.75)
CIE-LCH	lch(47.63, 41.02, 284.29°)
OKLab	oklab(55.19% -0.0077 -0.1125)
OKLCH	oklch(55.19% 0.113 266.1)
XYZ	xyz(17.4872, 16.5019, 45.4349)
Luminance	0.1650 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#536FB4 #B49853

analogous

#53A0B4 #536FB4 #6853B4

triadic

#536FB4 #B4536F #6FB453

tetradic

#536FB4 #B453A0 #B49853 #53B468

square

#536FB4 #B453A0 #B49853 #53B468

split-complementary

#536FB4 #B46853 #A0B453

monochromatic

#2B3B62 #3D548D #536FB4 #7E93C7 #A8B6D9

Accessibility & contrast

On white

4.88

#536FB4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#536FB4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #536FB4

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##536FB4	#FFFFFF	#000000	##FFFFFF
##536FB4	1.00	4.88	4.30	4.88
#FFFFFF	4.88	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5376B7

Deuteranopia (green-blind)

#486DB3

Tritanopia (blue-blind)

#207E89

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #536fb4;
/* rgb */ color: rgb(83, 111, 180);
/* oklch */ color: oklch(55.2% 0.113 266.1);

Tailwind

colors: {
  custom: {
    50: '#8a98cb',
    500: '#536fb4',
    950: '#000000',
  },
}

SCSS

$custom: #536fb4;
$custom-light: #8a98cb;
$custom-dark: #000000;

JSON

{
  "hex": "#536fb4",
  "rgb": {
    "r": 83,
    "g": 111,
    "b": 180
  },
  "hsl": {
    "h": 222.68,
    "s": 39.271,
    "l": 51.569
  },
  "oklch": {
    "l": 0.55194,
    "c": 0.11276,
    "h": 266.1
  },
  "luminance": 0.16503
}

Semantic roles & 50–950 ramp

primary

#536FB4

secondary

#C7BA9C

accent

#AD59CF

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0D13

muted

#7D7E82

Preview Lab

Preview with #536FB4

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

Preview Lab → · Contrast checker → · Palette generator →