#3C73D9#3C73D9

#3C73D9 is a mid, vivid blue. Relative luminance 0.182; OKLCH L 57.2% C 0.167 H 261.5°. Best body text is #000000 at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#3C73D9
RGB	rgb(60, 115, 217)
HSL	hsl(219, 67%, 54%)
HSV	hsv(219, 72%, 85%)
CMYK	cmyk(72.4%, 47%, 0%, 14.9%)
CIE-LAB	lab(49.77, 16.42, -57.61)
CIE-LCH	lch(49.77, 59.90, 285.90°)
OKLab	oklab(57.24% -0.0248 -0.1653)
OKLCH	oklch(57.24% 0.167 261.5)
XYZ	xyz(20.5141, 18.2297, 68.0697)
Luminance	0.1823 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C73D9 #D9A23C

analogous

#3CC2D9 #3C73D9 #543CD9

triadic

#3C73D9 #D93C73 #73D93C

tetradic

#3C73D9 #D93CC2 #D9A23C #3CD954

square

#3C73D9 #D93CC2 #D9A23C #3CD954

split-complementary

#3C73D9 #D9543C #C2D93C

monochromatic

#193E81 #2356B5 #3C73D9 #6F98E3 #A2BDED

Accessibility & contrast

On white

4.52

#3C73D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.65

#3C73D9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3C73D9

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C73D9	#FFFFFF	#000000	##000000
##3C73D9	1.00	4.52	4.65	4.65
#FFFFFF	4.52	1.00	21.00	21.00
#000000	4.65	21.00	1.00	1.00
##000000	4.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C7EDD

Deuteranopia (green-blind)

#1270D7

Tritanopia (blue-blind)

#008B9B

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #3c73d9;
/* rgb */ color: rgb(60, 115, 217);
/* oklch */ color: oklch(57.2% 0.167 261.5);

Tailwind

colors: {
  custom: {
    50: '#859ae5',
    500: '#3c73d9',
    950: '#000000',
  },
}

SCSS

$custom: #3c73d9;
$custom-light: #859ae5;
$custom-dark: #000000;

JSON

{
  "hex": "#3c73d9",
  "rgb": {
    "r": 60,
    "g": 115,
    "b": 217
  },
  "hsl": {
    "h": 218.981,
    "s": 67.382,
    "l": 54.314
  },
  "oklch": {
    "l": 0.5724,
    "c": 0.16712,
    "h": 261.5
  },
  "luminance": 0.18232
}

Semantic roles & 50–950 ramp

primary

#3C73D9

secondary

#DAC297

accent

#AE3EEA

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0C0E16

muted

#7D7E84

Preview Lab

Preview with #3C73D9

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

Preview Lab → · Contrast checker → · Palette generator →