#3746C1#3746C1

#3746C1 is a mid, vivid blue. Relative luminance 0.090; OKLCH L 46.3% C 0.191 H 271.3°. Best body text is #FFFFFF at 7.48:1 contrast (WCAG AA passes).

Color values

HEX	#3746C1
RGB	rgb(55, 70, 193)
HSL	hsl(233, 56%, 49%)
HSV	hsv(233, 72%, 76%)
CMYK	cmyk(71.5%, 63.7%, 0%, 24.3%)
CIE-LAB	lab(36.06, 35.74, -66.04)
CIE-LCH	lch(36.06, 75.09, 298.42°)
OKLab	oklab(46.31% 0.0043 -0.1908)
OKLCH	oklch(46.31% 0.191 271.3)
XYZ	xyz(13.3881, 9.0415, 51.4813)
Luminance	0.0904 (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

#3746C1 #C1B237

analogous

#378BC1 #3746C1 #6D37C1

triadic

#3746C1 #C13746 #46C137

tetradic

#3746C1 #C1378B #C1B237 #37C16D

square

#3746C1 #C1378B #C1B237 #37C16D

split-complementary

#3746C1 #C16D37 #8BC137

monochromatic

#1C2362 #293591 #3746C1 #636FD2 #929BE0

Accessibility & contrast

On white

7.48

#3746C1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#3746C1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3746C1

7.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3746C1	#FFFFFF	#000000	##FFFFFF
##3746C1	1.00	7.48	2.81	7.48
#FFFFFF	7.48	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BC5

Deuteranopia (green-blind)

#004EBF

Tritanopia (blue-blind)

#00667D

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3746c1;
/* rgb */ color: rgb(55, 70, 193);
/* oklch */ color: oklch(46.3% 0.191 271.3);

Tailwind

colors: {
  custom: {
    50: '#8179d5',
    500: '#3746c1',
    950: '#000000',
  },
}

SCSS

$custom: #3746c1;
$custom-light: #8179d5;
$custom-dark: #000000;

JSON

{
  "hex": "#3746c1",
  "rgb": {
    "r": 55,
    "g": 70,
    "b": 193
  },
  "hsl": {
    "h": 233.478,
    "s": 55.645,
    "l": 48.627
  },
  "oklch": {
    "l": 0.4631,
    "c": 0.19084,
    "h": 271.3
  },
  "luminance": 0.09043
}

Semantic roles & 50–950 ramp

primary

#3746C1

secondary

#CBC489

accent

#CF49DF

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #3746C1

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

Preview Lab → · Contrast checker → · Palette generator →