#3C73D7#3C73D7

#3C73D7 is a mid, vivid blue. Relative luminance 0.181; OKLCH L 57.1% C 0.164 H 261.2°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#3C73D7
RGB	rgb(60, 115, 215)
HSL	hsl(219, 66%, 54%)
HSV	hsv(219, 72%, 84%)
CMYK	cmyk(72.1%, 46.5%, 0%, 15.7%)
CIE-LAB	lab(49.65, 15.69, -56.68)
CIE-LCH	lch(49.65, 58.81, 285.47°)
OKLab	oklab(57.1% -0.0251 -0.1625)
OKLCH	oklch(57.1% 0.164 261.2)
XYZ	xyz(20.2556, 18.1262, 66.7080)
Luminance	0.1813 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C73D7 #D7A03C

analogous

#3CC0D7 #3C73D7 #533CD7

triadic

#3C73D7 #D73C73 #73D73C

tetradic

#3C73D7 #D73CC0 #D7A03C #3CD753

square

#3C73D7 #D73CC0 #D7A03C #3CD753

split-complementary

#3C73D7 #D7533C #C0D73C

monochromatic

#1A3E7F #2456B1 #3C73D7 #6F97E1 #A2BCEC

Accessibility & contrast

On white

4.54

#3C73D7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#3C73D7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3C73D7

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C73D7	#FFFFFF	#000000	##000000
##3C73D7	1.00	4.54	4.63	4.63
#FFFFFF	4.54	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E7EDB

Deuteranopia (green-blind)

#186FD5

Tritanopia (blue-blind)

#008B9A

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #3c73d7;
/* rgb */ color: rgb(60, 115, 215);
/* oklch */ color: oklch(57.1% 0.164 261.2);

Tailwind

colors: {
  custom: {
    50: '#859ae4',
    500: '#3c73d7',
    950: '#000000',
  },
}

SCSS

$custom: #3c73d7;
$custom-light: #859ae4;
$custom-dark: #000000;

JSON

{
  "hex": "#3c73d7",
  "rgb": {
    "r": 60,
    "g": 115,
    "b": 215
  },
  "hsl": {
    "h": 218.71,
    "s": 65.957,
    "l": 53.922
  },
  "oklch": {
    "l": 0.57104,
    "c": 0.16445,
    "h": 261.2
  },
  "luminance": 0.18128
}

Semantic roles & 50–950 ramp

primary

#3C73D7

secondary

#D8C196

accent

#AD3FE9

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0C0E16

muted

#7D7E84

Preview Lab

Preview with #3C73D7

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

Preview Lab → · Contrast checker → · Palette generator →