#3768CA#3768CA

#3768CA is a mid, vivid blue. Relative luminance 0.150; OKLCH L 53.7% C 0.162 H 262.4°. Best body text is #FFFFFF at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#3768CA
RGB	rgb(55, 104, 202)
HSL	hsl(220, 58%, 50%)
HSV	hsv(220, 73%, 79%)
CMYK	cmyk(72.8%, 48.5%, 0%, 20.8%)
CIE-LAB	lab(45.60, 17.20, -55.78)
CIE-LCH	lch(45.60, 58.37, 287.14°)
OKLab	oklab(53.68% -0.0215 -0.1601)
OKLCH	oklch(53.68% 0.162 262.4)
XYZ	xyz(17.1827, 14.9753, 57.8506)
Luminance	0.1498 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3768CA #CA9937

analogous

#37B1CA #3768CA #4F37CA

triadic

#3768CA #CA3768 #68CA37

tetradic

#3768CA #CA37B1 #CA9937 #37CA4F

square

#3768CA #CA37B1 #CA9937 #37CA4F

split-complementary

#3768CA #CA4F37 #B1CA37

monochromatic

#1C366A #294F9B #3768CA #678DD7 #98B1E4

Accessibility & contrast

On white

5.26

#3768CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.00

#3768CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3768CA

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3768CA	#FFFFFF	#000000	##FFFFFF
##3768CA	1.00	5.26	4.00	5.26
#FFFFFF	5.26	1.00	21.00	1.00
#000000	4.00	21.00	1.00	21.00
##FFFFFF	5.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3173CE

Deuteranopia (green-blind)

#0066C8

Tritanopia (blue-blind)

#007F8F

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #3768ca;
/* rgb */ color: rgb(55, 104, 202);
/* oklch */ color: oklch(53.7% 0.162 262.4);

Tailwind

colors: {
  custom: {
    50: '#8192db',
    500: '#3768ca',
    950: '#000000',
  },
}

SCSS

$custom: #3768ca;
$custom-light: #8192db;
$custom-dark: #000000;

JSON

{
  "hex": "#3768ca",
  "rgb": {
    "r": 55,
    "g": 104,
    "b": 202
  },
  "hsl": {
    "h": 220,
    "s": 58.103,
    "l": 50.392
  },
  "oklch": {
    "l": 0.53683,
    "c": 0.16158,
    "h": 262.4
  },
  "luminance": 0.14977
}

Semantic roles & 50–950 ramp

primary

#3768CA

secondary

#CFB98E

accent

#AE46E1

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3768CA

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

Preview Lab → · Contrast checker → · Palette generator →