#3744C4#3744C4

#3744C4 is a mid, vivid blue. Relative luminance 0.089; OKLCH L 46.2% C 0.197 H 271.6°. Best body text is #FFFFFF at 7.54:1 contrast (WCAG AA passes).

Color values

HEX	#3744C4
RGB	rgb(55, 68, 196)
HSL	hsl(234, 56%, 49%)
HSV	hsv(234, 72%, 77%)
CMYK	cmyk(71.9%, 65.3%, 0%, 23.1%)
CIE-LAB	lab(35.85, 38.05, -68.15)
CIE-LCH	lch(35.85, 78.05, 299.17°)
OKLab	oklab(46.23% 0.0055 -0.197)
OKLCH	oklch(46.23% 0.197 271.6)
XYZ	xyz(13.6031, 8.9306, 53.2207)
Luminance	0.0893 (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

#3744C4 #C4B737

analogous

#378BC4 #3744C4 #7137C4

triadic

#3744C4 #C43744 #44C437

tetradic

#3744C4 #C4378B #C4B737 #37C471

square

#3744C4 #C4378B #C4B737 #37C471

split-complementary

#3744C4 #C47137 #8BC437

monochromatic

#1C2364 #2A3394 #3744C4 #656FD4 #949BE1

Accessibility & contrast

On white

7.54

#3744C4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#3744C4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3744C4

7.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3744C4	#FFFFFF	#000000	##FFFFFF
##3744C4	1.00	7.54	2.79	7.54
#FFFFFF	7.54	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BC8

Deuteranopia (green-blind)

#004EC2

Tritanopia (blue-blind)

#00667E

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #3744c4;
/* rgb */ color: rgb(55, 68, 196);
/* oklch */ color: oklch(46.2% 0.197 271.6);

Tailwind

colors: {
  custom: {
    50: '#8278d7',
    500: '#3744c4',
    950: '#000000',
  },
}

SCSS

$custom: #3744c4;
$custom-light: #8278d7;
$custom-dark: #000000;

JSON

{
  "hex": "#3744c4",
  "rgb": {
    "r": 55,
    "g": 68,
    "b": 196
  },
  "hsl": {
    "h": 234.468,
    "s": 56.175,
    "l": 49.216
  },
  "oklch": {
    "l": 0.46234,
    "c": 0.19704,
    "h": 271.6
  },
  "luminance": 0.08932
}

Semantic roles & 50–950 ramp

primary

#3744C4

secondary

#CCC68B

accent

#D248DF

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0915

muted

#7D7B83

Preview Lab

Preview with #3744C4

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

Preview Lab → · Contrast checker → · Palette generator →