#536EBA#536EBA

#536EBA is a mid, vivid blue. Relative luminance 0.165; OKLCH L 55.3% C 0.123 H 267.6°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#536EBA
RGB	rgb(83, 110, 186)
HSL	hsl(224, 43%, 53%)
HSV	hsv(224, 55%, 73%)
CMYK	cmyk(55.4%, 40.9%, 0%, 27.1%)
CIE-LAB	lab(47.67, 12.72, -43.17)
CIE-LCH	lch(47.67, 45.00, 286.41°)
OKLab	oklab(55.33% -0.0052 -0.1225)
OKLCH	oklch(55.33% 0.123 267.6)
XYZ	xyz(18.0032, 16.5347, 48.6877)
Luminance	0.1654 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#536EBA #BA9F53

analogous

#53A1BA #536EBA #6B53BA

triadic

#536EBA #BA536E #6EBA53

tetradic

#536EBA #BA53A1 #BA9F53 #53BA6B

square

#536EBA #BA53A1 #BA9F53 #53BA6B

split-complementary

#536EBA #BA6B53 #A1BA53

monochromatic

#2A3A69 #3B5394 #536EBA #7F93CC #AAB8DD

Accessibility & contrast

On white

4.88

#536EBA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#536EBA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #536EBA

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##536EBA	#FFFFFF	#000000	##FFFFFF
##536EBA	1.00	4.88	4.31	4.88
#FFFFFF	4.88	1.00	21.00	1.00
#000000	4.31	21.00	1.00	21.00
##FFFFFF	4.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E76BD

Deuteranopia (green-blind)

#426DB8

Tritanopia (blue-blind)

#187F8B

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #536eba;
/* rgb */ color: rgb(83, 110, 186);
/* oklch */ color: oklch(55.3% 0.123 267.6);

Tailwind

colors: {
  custom: {
    50: '#8b97cf',
    500: '#536eba',
    950: '#000000',
  },
}

SCSS

$custom: #536eba;
$custom-light: #8b97cf;
$custom-dark: #000000;

JSON

{
  "hex": "#536eba",
  "rgb": {
    "r": 83,
    "g": 110,
    "b": 186
  },
  "hsl": {
    "h": 224.272,
    "s": 42.739,
    "l": 52.745
  },
  "oklch": {
    "l": 0.55331,
    "c": 0.1226,
    "h": 267.6
  },
  "luminance": 0.16536
}

Semantic roles & 50–950 ramp

primary

#536EBA

secondary

#CBBF9E

accent

#B255D3

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0D14

muted

#7D7E82

Preview Lab

Preview with #536EBA

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

Preview Lab → · Contrast checker → · Palette generator →