#3636D9#3636D9

#3636D9 is a mid, highly saturated blue. Relative luminance 0.084; OKLCH L 46.1% C 0.237 H 272.1°. Best body text is #FFFFFF at 7.82:1 contrast (WCAG AA passes).

Color values

HEX	#3636D9
RGB	rgb(54, 54, 217)
HSL	hsl(240, 68%, 53%)
HSV	hsv(240, 75%, 85%)
CMYK	cmyk(75.1%, 75.1%, 0%, 14.9%)
CIE-LAB	lab(34.86, 53.11, -81.95)
CIE-LCH	lch(34.86, 97.65, 302.95°)
OKLab	oklab(46.12% 0.0088 -0.2372)
OKLCH	oklch(46.12% 0.237 272.1)
XYZ	xyz(15.3607, 8.4307, 66.4499)
Luminance	0.0843 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3636D9 #D9D936

analogous

#3687D9 #3636D9 #8736D9

triadic

#3636D9 #D93636 #36D936

tetradic

#3636D9 #D93687 #D9D936 #36D987

square

#3636D9 #D93687 #D9D936 #36D987

split-complementary

#3636D9 #D98736 #87D936

monochromatic

#18187D #2121B0 #3636D9 #6969E3 #9D9DEC

Accessibility & contrast

On white

7.82

#3636D9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#3636D9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3636D9

7.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3636D9	#FFFFFF	#000000	##FFFFFF
##3636D9	1.00	7.82	2.69	7.82
#FFFFFF	7.82	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ADE

Deuteranopia (green-blind)

#004AD6

Tritanopia (blue-blind)

#006686

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3636d9;
/* rgb */ color: rgb(54, 54, 217);
/* oklch */ color: oklch(46.1% 0.237 272.1);

Tailwind

colors: {
  custom: {
    50: '#876fe6',
    500: '#3636d9',
    950: '#000000',
  },
}

SCSS

$custom: #3636d9;
$custom-light: #876fe6;
$custom-dark: #000000;

JSON

{
  "hex": "#3636d9",
  "rgb": {
    "r": 54,
    "g": 54,
    "b": 217
  },
  "hsl": {
    "h": 240,
    "s": 68.201,
    "l": 53.137
  },
  "oklch": {
    "l": 0.46119,
    "c": 0.23737,
    "h": 272.1
  },
  "luminance": 0.08432
}

Semantic roles & 50–950 ramp

primary

#3636D9

secondary

#D9D992

accent

#EB3DEB

background

#F9F6FE

surface

#F2ECFD

border

#CCC7D5

text

#0D0716

muted

#7E7A84

Preview Lab

Preview with #3636D9

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

Preview Lab → · Contrast checker → · Palette generator →