#536EB6#536EB6

#536EB6 is a mid, moderate blue. Relative luminance 0.164; OKLCH L 55.1% C 0.117 H 267.0°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#536EB6
RGB	rgb(83, 110, 182)
HSL	hsl(224, 40%, 52%)
HSV	hsv(224, 54%, 71%)
CMYK	cmyk(54.4%, 39.6%, 0%, 28.6%)
CIE-LAB	lab(47.45, 11.40, -41.19)
CIE-LCH	lch(47.45, 42.74, 285.47°)
OKLab	oklab(55.09% -0.006 -0.1167)
OKLCH	oklch(55.09% 0.117 267)
XYZ	xyz(17.5839, 16.3670, 46.4794)
Luminance	0.1637 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#536EB6 #B69B53

analogous

#53A0B6 #536EB6 #6A53B6

triadic

#536EB6 #B6536E #6EB653

tetradic

#536EB6 #B653A0 #B69B53 #53B66A

square

#536EB6 #B653A0 #B69B53 #53B66A

split-complementary

#536EB6 #B66A53 #A0B653

monochromatic

#2A3A64 #3D538F #536EB6 #7E92C8 #A9B6DA

Accessibility & contrast

On white

4.91

#536EB6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#536EB6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #536EB6

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##536EB6	#FFFFFF	#000000	##FFFFFF
##536EB6	1.00	4.91	4.27	4.91
#FFFFFF	4.91	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5175B9

Deuteranopia (green-blind)

#456CB4

Tritanopia (blue-blind)

#1E7E89

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #536eb6;
/* rgb */ color: rgb(83, 110, 182);
/* oklch */ color: oklch(55.1% 0.117 267.0);

Tailwind

colors: {
  custom: {
    50: '#8a97cc',
    500: '#536eb6',
    950: '#000000',
  },
}

SCSS

$custom: #536eb6;
$custom-light: #8a97cc;
$custom-dark: #000000;

JSON

{
  "hex": "#536eb6",
  "rgb": {
    "r": 83,
    "g": 110,
    "b": 182
  },
  "hsl": {
    "h": 223.636,
    "s": 40.408,
    "l": 51.961
  },
  "oklch": {
    "l": 0.55094,
    "c": 0.11687,
    "h": 267
  },
  "luminance": 0.16368
}

Semantic roles & 50–950 ramp

primary

#536EB6

secondary

#C8BC9D

accent

#AF58D0

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0D13

muted

#7D7E82

Preview Lab

Preview with #536EB6

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

Preview Lab → · Contrast checker → · Palette generator →