#3745C2#3745C2

#3745C2 is a mid, vivid blue. Relative luminance 0.090; OKLCH L 46.2% C 0.193 H 271.5°. Best body text is #FFFFFF at 7.52:1 contrast (WCAG AA passes).

Color values

HEX	#3745C2
RGB	rgb(55, 69, 194)
HSL	hsl(234, 56%, 49%)
HSV	hsv(234, 72%, 76%)
CMYK	cmyk(71.6%, 64.4%, 0%, 23.9%)
CIE-LAB	lab(35.91, 36.72, -66.88)
CIE-LCH	lch(35.91, 76.30, 298.77°)
OKLab	oklab(46.23% 0.0049 -0.1932)
OKLCH	oklch(46.23% 0.193 271.5)
XYZ	xyz(13.4380, 8.9622, 52.0501)
Luminance	0.0896 (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

#3745C2 #C2B437

analogous

#378BC2 #3745C2 #6F37C2

triadic

#3745C2 #C23745 #45C237

tetradic

#3745C2 #C2378B #C2B437 #37C26F

square

#3745C2 #C2378B #C2B437 #37C26F

split-complementary

#3745C2 #C26F37 #8BC237

monochromatic

#1C2363 #293492 #3745C2 #636FD3 #939BE0

Accessibility & contrast

On white

7.52

#3745C2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#3745C2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3745C2

7.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3745C2	#FFFFFF	#000000	##FFFFFF
##3745C2	1.00	7.52	2.79	7.52
#FFFFFF	7.52	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BC6

Deuteranopia (green-blind)

#004EC0

Tritanopia (blue-blind)

#00667D

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #3745c2;
/* rgb */ color: rgb(55, 69, 194);
/* oklch */ color: oklch(46.2% 0.193 271.5);

Tailwind

colors: {
  custom: {
    50: '#8179d5',
    500: '#3745c2',
    950: '#000000',
  },
}

SCSS

$custom: #3745c2;
$custom-light: #8179d5;
$custom-dark: #000000;

JSON

{
  "hex": "#3745c2",
  "rgb": {
    "r": 55,
    "g": 69,
    "b": 194
  },
  "hsl": {
    "h": 233.957,
    "s": 55.823,
    "l": 48.824
  },
  "oklch": {
    "l": 0.46225,
    "c": 0.1933,
    "h": 271.5
  },
  "luminance": 0.08964
}

Semantic roles & 50–950 ramp

primary

#3745C2

secondary

#CBC589

accent

#D049DF

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #3745C2

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

Preview Lab → · Contrast checker → · Palette generator →