#536BB7#536BB7

#536BB7 is a mid, vivid blue. Relative luminance 0.158; OKLCH L 54.5% C 0.122 H 268.9°. Best body text is #FFFFFF at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#536BB7
RGB	rgb(83, 107, 183)
HSL	hsl(226, 41%, 52%)
HSV	hsv(226, 55%, 72%)
CMYK	cmyk(54.6%, 41.5%, 0%, 28.2%)
CIE-LAB	lab(46.67, 13.59, -43.01)
CIE-LCH	lch(46.67, 45.10, 287.54°)
OKLab	oklab(54.51% -0.0024 -0.122)
OKLCH	oklch(54.51% 0.122 268.9)
XYZ	xyz(17.3694, 15.7720, 46.9196)
Luminance	0.1577 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#536BB7 #B79F53

analogous

#539DB7 #536BB7 #6D53B7

triadic

#536BB7 #B7536B #6BB753

tetradic

#536BB7 #B7539D #B79F53 #53B76D

square

#536BB7 #B7539D #B79F53 #53B76D

split-complementary

#536BB7 #B76D53 #9DB753

monochromatic

#2A3865 #3C5190 #536BB7 #7E90C9 #A9B5DB

Accessibility & contrast

On white

5.05

#536BB7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.15

#536BB7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #536BB7

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##536BB7	#FFFFFF	#000000	##FFFFFF
##536BB7	1.00	5.05	4.15	5.05
#FFFFFF	5.05	1.00	21.00	1.00
#000000	4.15	21.00	1.00	21.00
##FFFFFF	5.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B73BA

Deuteranopia (green-blind)

#3F6AB5

Tritanopia (blue-blind)

#1E7C88

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #536bb7;
/* rgb */ color: rgb(83, 107, 183);
/* oklch */ color: oklch(54.5% 0.122 268.9);

Tailwind

colors: {
  custom: {
    50: '#8a95cd',
    500: '#536bb7',
    950: '#000000',
  },
}

SCSS

$custom: #536bb7;
$custom-light: #8a95cd;
$custom-dark: #000000;

JSON

{
  "hex": "#536bb7",
  "rgb": {
    "r": 83,
    "g": 107,
    "b": 183
  },
  "hsl": {
    "h": 225.6,
    "s": 40.984,
    "l": 52.157
  },
  "oklch": {
    "l": 0.54513,
    "c": 0.12207,
    "h": 268.9
  },
  "luminance": 0.15773
}

Semantic roles & 50–950 ramp

primary

#536BB7

secondary

#C9BE9D

accent

#B457D1

background

#F8F9FC

surface

#F0F1F9

border

#CBCBD2

text

#0C0D13

muted

#7D7E82

Preview Lab

Preview with #536BB7

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

Preview Lab → · Contrast checker → · Palette generator →