#536CB5#536CB5

#536CB5 is a mid, moderate blue. Relative luminance 0.159; OKLCH L 54.6% C 0.118 H 268.1°. Best body text is #FFFFFF at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#536CB5
RGB	rgb(83, 108, 181)
HSL	hsl(225, 40%, 52%)
HSV	hsv(225, 54%, 71%)
CMYK	cmyk(54.1%, 40.3%, 0%, 29%)
CIE-LAB	lab(46.84, 12.31, -41.58)
CIE-LCH	lch(46.84, 43.36, 286.50°)
OKLab	oklab(54.61% -0.0039 -0.1179)
OKLCH	oklch(54.61% 0.118 268.1)
XYZ	xyz(17.2676, 15.8991, 45.8660)
Luminance	0.1590 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#536CB5 #B59C53

analogous

#539DB5 #536CB5 #6B53B5

triadic

#536CB5 #B5536C #6CB553

tetradic

#536CB5 #B5539D #B59C53 #53B56B

square

#536CB5 #B5539D #B59C53 #53B56B

split-complementary

#536CB5 #B56B53 #9DB553

monochromatic

#2B3963 #3D528E #536CB5 #7E91C7 #A9B5DA

Accessibility & contrast

On white

5.02

#536CB5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#536CB5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #536CB5

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##536CB5	#FFFFFF	#000000	##FFFFFF
##536CB5	1.00	5.02	4.18	5.02
#FFFFFF	5.02	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E74B8

Deuteranopia (green-blind)

#436BB3

Tritanopia (blue-blind)

#207C88

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #536cb5;
/* rgb */ color: rgb(83, 108, 181);
/* oklch */ color: oklch(54.6% 0.118 268.1);

Tailwind

colors: {
  custom: {
    50: '#8a95cb',
    500: '#536cb5',
    950: '#000000',
  },
}

SCSS

$custom: #536cb5;
$custom-light: #8a95cb;
$custom-dark: #000000;

JSON

{
  "hex": "#536cb5",
  "rgb": {
    "r": 83,
    "g": 108,
    "b": 181
  },
  "hsl": {
    "h": 224.694,
    "s": 39.837,
    "l": 51.765
  },
  "oklch": {
    "l": 0.54606,
    "c": 0.11793,
    "h": 268.1
  },
  "luminance": 0.159
}

Semantic roles & 50–950 ramp

primary

#536CB5

secondary

#C7BC9C

accent

#B158D0

background

#F8F9FC

surface

#F0F1F8

border

#CBCBD1

text

#0C0D13

muted

#7D7E82

Preview Lab

Preview with #536CB5

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

Preview Lab → · Contrast checker → · Palette generator →