#3636BE#3636BE

#3636BE is a dark, highly saturated blue. Relative luminance 0.071; OKLCH L 43.4% C 0.205 H 273.7°. Best body text is #FFFFFF at 8.65:1 contrast (WCAG AA passes).

Color values

HEX	#3636BE
RGB	rgb(54, 54, 190)
HSL	hsl(240, 56%, 48%)
HSV	hsv(240, 72%, 75%)
CMYK	cmyk(71.6%, 71.6%, 0%, 25.5%)
CIE-LAB	lab(32.12, 44.33, -70.76)
CIE-LCH	lch(32.12, 83.50, 302.07°)
OKLab	oklab(43.35% 0.0134 -0.2046)
OKLCH	oklch(43.35% 0.205 273.7)
XYZ	xyz(12.1317, 7.1391, 49.4439)
Luminance	0.0714 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Sapphire (survey)

#2138AB

ΔE00 3.80

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3636BE #BEBE36

analogous

#367ABE #3636BE #7A36BE

triadic

#3636BE #BE3636 #36BE36

tetradic

#3636BE #BE367A #BEBE36 #36BE7A

square

#3636BE #BE367A #BEBE36 #36BE7A

split-complementary

#3636BE #BE7A36 #7ABE36

monochromatic

#1B1B5F #28288E #3636BE #6060D2 #8F8FDF

Accessibility & contrast

On white

8.65

#3636BE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#3636BE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3636BE

8.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3636BE	#FFFFFF	#000000	##FFFFFF
##3636BE	1.00	8.65	2.43	8.65
#FFFFFF	8.65	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052C2

Deuteranopia (green-blind)

#0045BC

Tritanopia (blue-blind)

#005C76

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #3636be;
/* rgb */ color: rgb(54, 54, 190);
/* oklch */ color: oklch(43.4% 0.205 273.7);

Tailwind

colors: {
  custom: {
    50: '#816ed3',
    500: '#3636be',
    950: '#000000',
  },
}

SCSS

$custom: #3636be;
$custom-light: #816ed3;
$custom-dark: #000000;

JSON

{
  "hex": "#3636be",
  "rgb": {
    "r": 54,
    "g": 54,
    "b": 190
  },
  "hsl": {
    "h": 240,
    "s": 55.738,
    "l": 47.843
  },
  "oklch": {
    "l": 0.43353,
    "c": 0.20507,
    "h": 273.7
  },
  "luminance": 0.0714
}

Semantic roles & 50–950 ramp

primary

#3636BE

secondary

#CACA86

accent

#DF49DF

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3636BE

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

Preview Lab → · Contrast checker → · Palette generator →