#3C73E0#3C73E0

#3C73E0 is a mid, vivid blue. Relative luminance 0.186; OKLCH L 57.7% C 0.176 H 262.2°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#3C73E0
RGB	rgb(60, 115, 224)
HSL	hsl(220, 73%, 56%)
HSV	hsv(220, 73%, 88%)
CMYK	cmyk(73.2%, 48.7%, 0%, 12.2%)
CIE-LAB	lab(50.22, 18.96, -60.85)
CIE-LCH	lch(50.22, 63.74, 287.31°)
OKLab	oklab(57.72% -0.0238 -0.1748)
OKLCH	oklch(57.72% 0.176 262.2)
XYZ	xyz(21.4439, 18.6016, 72.9669)
Luminance	0.1860 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C73E0 #E0A93C

analogous

#3CC5E0 #3C73E0 #573CE0

triadic

#3C73E0 #E03C73 #73E03C

tetradic

#3C73E0 #E03CC5 #E0A93C #3CE057

square

#3C73E0 #E03CC5 #E0A93C #3CE057

split-complementary

#3C73E0 #E0573C #C5E03C

monochromatic

#163D8B #1F55C0 #3C73E0 #7199E8 #A6BFF1

Accessibility & contrast

On white

4.45

#3C73E0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#3C73E0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3C73E0

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C73E0	#FFFFFF	#000000	##000000
##3C73E0	1.00	4.45	4.72	4.72
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.72	21.00	1.00	1.00
##000000	4.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#347FE4

Deuteranopia (green-blind)

#0070DE

Tritanopia (blue-blind)

#008D9F

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #3c73e0;
/* rgb */ color: rgb(60, 115, 224);
/* oklch */ color: oklch(57.7% 0.176 262.2);

Tailwind

colors: {
  custom: {
    50: '#879aea',
    500: '#3c73e0',
    950: '#000000',
  },
}

SCSS

$custom: #3c73e0;
$custom-light: #879aea;
$custom-dark: #000000;

JSON

{
  "hex": "#3c73e0",
  "rgb": {
    "r": 60,
    "g": 115,
    "b": 224
  },
  "hsl": {
    "h": 219.878,
    "s": 72.566,
    "l": 55.686
  },
  "oklch": {
    "l": 0.57723,
    "c": 0.17642,
    "h": 262.2
  },
  "luminance": 0.18604
}

Semantic roles & 50–950 ramp

primary

#3C73E0

secondary

#DEC79A

accent

#B239EF

background

#F9F9FE

surface

#F1F2FD

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #3C73E0

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

Preview Lab → · Contrast checker → · Palette generator →