#3744CA#3744CA

#3744CA is a mid, highly saturated blue. Relative luminance 0.092; OKLCH L 46.8% C 0.205 H 271.4°. Best body text is #FFFFFF at 7.39:1 contrast (WCAG AA passes).

Color values

HEX	#3744CA
RGB	rgb(55, 68, 202)
HSL	hsl(235, 58%, 50%)
HSV	hsv(235, 73%, 79%)
CMYK	cmyk(72.8%, 66.3%, 0%, 20.8%)
CIE-LAB	lab(36.38, 40.14, -70.77)
CIE-LCH	lch(36.38, 81.36, 299.56°)
OKLab	oklab(46.79% 0.005 -0.2046)
OKLCH	oklch(46.79% 0.205 271.4)
XYZ	xyz(14.2997, 9.2093, 56.8896)
Luminance	0.0921 (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

#3744CA #CABD37

analogous

#378DCA #3744CA #7337CA

triadic

#3744CA #CA3744 #44CA37

tetradic

#3744CA #CA378D #CABD37 #37CA73

square

#3744CA #CA378D #CABD37 #37CA73

split-complementary

#3744CA #CA7337 #8DCA37

monochromatic

#1C236A #29339B #3744CA #6771D7 #989EE4

Accessibility & contrast

On white

7.39

#3744CA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#3744CA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3744CA

7.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3744CA	#FFFFFF	#000000	##FFFFFF
##3744CA	1.00	7.39	2.84	7.39
#FFFFFF	7.39	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DCE

Deuteranopia (green-blind)

#004FC7

Tritanopia (blue-blind)

#006881

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #3744ca;
/* rgb */ color: rgb(55, 68, 202);
/* oklch */ color: oklch(46.8% 0.205 271.4);

Tailwind

colors: {
  custom: {
    50: '#8378db',
    500: '#3744ca',
    950: '#000000',
  },
}

SCSS

$custom: #3744ca;
$custom-light: #8378db;
$custom-dark: #000000;

JSON

{
  "hex": "#3744ca",
  "rgb": {
    "r": 55,
    "g": 68,
    "b": 202
  },
  "hsl": {
    "h": 234.694,
    "s": 58.103,
    "l": 50.392
  },
  "oklch": {
    "l": 0.46787,
    "c": 0.20469,
    "h": 271.4
  },
  "luminance": 0.09211
}

Semantic roles & 50–950 ramp

primary

#3744CA

secondary

#CFC98E

accent

#D446E1

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0C0915

muted

#7D7B83

Preview Lab

Preview with #3744CA

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

Preview Lab → · Contrast checker → · Palette generator →