#3645C4#3645C4

#3645C4 is a mid, vivid blue. Relative luminance 0.090; OKLCH L 46.4% C 0.196 H 271.1°. Best body text is #FFFFFF at 7.49:1 contrast (WCAG AA passes).

Color values

HEX	#3645C4
RGB	rgb(54, 69, 196)
HSL	hsl(234, 57%, 49%)
HSV	hsv(234, 72%, 77%)
CMYK	cmyk(72.4%, 64.8%, 0%, 23.1%)
CIE-LAB	lab(36.03, 37.31, -67.85)
CIE-LCH	lch(36.03, 77.43, 298.80°)
OKLab	oklab(46.35% 0.0038 -0.1961)
OKLCH	oklch(46.35% 0.196 271.1)
XYZ	xyz(13.6099, 9.0246, 53.2385)
Luminance	0.0903 (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

#3645C4 #C4B536

analogous

#368CC4 #3645C4 #6E36C4

triadic

#3645C4 #C43645 #45C436

tetradic

#3645C4 #C4368C #C4B536 #36C46E

square

#3645C4 #C4368C #C4B536 #36C46E

split-complementary

#3645C4 #C46E36 #8CC436

monochromatic

#1C2364 #293494 #3645C4 #636FD4 #939BE1

Accessibility & contrast

On white

7.49

#3645C4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#3645C4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3645C4

7.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3645C4	#FFFFFF	#000000	##FFFFFF
##3645C4	1.00	7.49	2.81	7.49
#FFFFFF	7.49	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BC8

Deuteranopia (green-blind)

#004EC2

Tritanopia (blue-blind)

#00667E

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3645c4;
/* rgb */ color: rgb(54, 69, 196);
/* oklch */ color: oklch(46.4% 0.196 271.1);

Tailwind

colors: {
  custom: {
    50: '#8179d7',
    500: '#3645c4',
    950: '#000000',
  },
}

SCSS

$custom: #3645c4;
$custom-light: #8179d7;
$custom-dark: #000000;

JSON

{
  "hex": "#3645c4",
  "rgb": {
    "r": 54,
    "g": 69,
    "b": 196
  },
  "hsl": {
    "h": 233.662,
    "s": 56.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.46352,
    "c": 0.19616,
    "h": 271.1
  },
  "luminance": 0.09026
}

Semantic roles & 50–950 ramp

primary

#3645C4

secondary

#CCC589

accent

#D048E0

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #3645C4

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

Preview Lab → · Contrast checker → · Palette generator →