#3768C2#3768C2

#3768C2 is a mid, vivid blue. Relative luminance 0.146; OKLCH L 53.1% C 0.151 H 261.3°. Best body text is #FFFFFF at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#3768C2
RGB	rgb(55, 104, 194)
HSL	hsl(219, 56%, 49%)
HSV	hsv(219, 72%, 76%)
CMYK	cmyk(71.6%, 46.4%, 0%, 23.9%)
CIE-LAB	lab(45.09, 14.25, -51.99)
CIE-LCH	lch(45.09, 53.91, 285.32°)
OKLab	oklab(53.13% -0.0227 -0.149)
OKLCH	oklch(53.13% 0.151 261.3)
XYZ	xyz(16.2600, 14.6062, 52.9908)
Luminance	0.1461 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3768C2 #C29137

analogous

#37AEC2 #3768C2 #4C37C2

triadic

#3768C2 #C23768 #68C237

tetradic

#3768C2 #C237AE #C29137 #37C24C

square

#3768C2 #C237AE #C29137 #37C24C

split-complementary

#3768C2 #C24C37 #AEC237

monochromatic

#1C3563 #294E92 #3768C2 #638BD3 #93AEE0

Accessibility & contrast

On white

5.35

#3768C2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#3768C2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3768C2

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3768C2	#FFFFFF	#000000	##FFFFFF
##3768C2	1.00	5.35	3.92	5.35
#FFFFFF	5.35	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3972C5

Deuteranopia (green-blind)

#1A65C0

Tritanopia (blue-blind)

#007D8B

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #3768c2;
/* rgb */ color: rgb(55, 104, 194);
/* oklch */ color: oklch(53.1% 0.151 261.3);

Tailwind

colors: {
  custom: {
    50: '#7f92d5',
    500: '#3768c2',
    950: '#000000',
  },
}

SCSS

$custom: #3768c2;
$custom-light: #7f92d5;
$custom-dark: #000000;

JSON

{
  "hex": "#3768c2",
  "rgb": {
    "r": 55,
    "g": 104,
    "b": 194
  },
  "hsl": {
    "h": 218.849,
    "s": 55.823,
    "l": 48.824
  },
  "oklch": {
    "l": 0.53128,
    "c": 0.15071,
    "h": 261.3
  },
  "luminance": 0.14608
}

Semantic roles & 50–950 ramp

primary

#3768C2

secondary

#CBB489

accent

#AA49DF

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #3768C2

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

Preview Lab → · Contrast checker → · Palette generator →