#536DAB#536DAB

#536DAB is a mid, moderate blue. Relative luminance 0.157; OKLCH L 54.2% C 0.102 H 265.9°. Best body text is #FFFFFF at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#536DAB
RGB	rgb(83, 109, 171)
HSL	hsl(222, 35%, 50%)
HSV	hsv(222, 51%, 67%)
CMYK	cmyk(51.5%, 36.3%, 0%, 32.9%)
CIE-LAB	lab(46.60, 8.45, -36.13)
CIE-LCH	lch(46.60, 37.10, 283.16°)
OKLab	oklab(54.25% -0.0074 -0.1019)
OKLCH	oklch(54.25% 0.102 265.9)
XYZ	xyz(16.3842, 15.7154, 40.6902)
Luminance	0.1572 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#536DAB #AB9153

analogous

#5399AB #536DAB #6553AB

triadic

#536DAB #AB536D #6DAB53

tetradic

#536DAB #AB5399 #AB9153 #53AB65

square

#536DAB #AB5399 #AB9153 #53AB65

split-complementary

#536DAB #AB6553 #99AB53

monochromatic

#2B3859 #3F5382 #536DAB #7C90BF #A5B3D3

Accessibility & contrast

On white

5.07

#536DAB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#536DAB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #536DAB

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##536DAB	#FFFFFF	#000000	##FFFFFF
##536DAB	1.00	5.07	4.14	5.07
#FFFFFF	5.07	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5573AE

Deuteranopia (green-blind)

#4B6BAA

Tritanopia (blue-blind)

#2B7A84

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #536dab;
/* rgb */ color: rgb(83, 109, 171);
/* oklch */ color: oklch(54.2% 0.102 265.9);

Tailwind

colors: {
  custom: {
    50: '#8996c4',
    500: '#536dab',
    950: '#000000',
  },
}

SCSS

$custom: #536dab;
$custom-light: #8996c4;
$custom-dark: #000000;

JSON

{
  "hex": "#536dab",
  "rgb": {
    "r": 83,
    "g": 109,
    "b": 171
  },
  "hsl": {
    "h": 222.273,
    "s": 34.646,
    "l": 49.804
  },
  "oklch": {
    "l": 0.54248,
    "c": 0.10222,
    "h": 265.9
  },
  "luminance": 0.15717
}

Semantic roles & 50–950 ramp

primary

#536DAB

secondary

#C1B599

accent

#AA5DCB

background

#F8F9FC

surface

#F0F1F8

border

#CBCBD1

text

#0C0D12

muted

#7D7E81

Preview Lab

Preview with #536DAB

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

Preview Lab → · Contrast checker → · Palette generator →