#3C73C6#3C73C6

#3C73C6 is a mid, vivid blue. Relative luminance 0.173; OKLCH L 56.0% C 0.142 H 258.5°. Best body text is #FFFFFF at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#3C73C6
RGB	rgb(60, 115, 198)
HSL	hsl(216, 55%, 51%)
HSV	hsv(216, 70%, 78%)
CMYK	cmyk(69.7%, 41.9%, 0%, 22.4%)
CIE-LAB	lab(48.63, 9.52, -48.61)
CIE-LCH	lch(48.63, 49.53, 281.08°)
OKLab	oklab(55.99% -0.0282 -0.1388)
OKLCH	oklch(55.99% 0.142 258.5)
XYZ	xyz(18.1836, 17.2974, 55.7956)
Luminance	0.1730 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C73C6 #C68F3C

analogous

#3CB8C6 #3C73C6 #4A3CC6

triadic

#3C73C6 #C63C73 #73C63C

tetradic

#3C73C6 #C63CB8 #C68F3C #3CC64A

square

#3C73C6 #C63CB8 #C68F3C #3CC64A

split-complementary

#3C73C6 #C64A3C #B8C63C

monochromatic

#1F3C69 #2D5798 #3C73C6 #6B95D4 #9BB7E2

Accessibility & contrast

On white

4.71

#3C73C6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.46

#3C73C6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C73C6

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C73C6	#FFFFFF	#000000	##FFFFFF
##3C73C6	1.00	4.71	4.46	4.71
#FFFFFF	4.71	1.00	21.00	1.00
#000000	4.46	21.00	1.00	21.00
##FFFFFF	4.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C7AC9

Deuteranopia (green-blind)

#356EC4

Tritanopia (blue-blind)

#008693

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3c73c6;
/* rgb */ color: rgb(60, 115, 198);
/* oklch */ color: oklch(56.0% 0.142 258.5);

Tailwind

colors: {
  custom: {
    50: '#819ad8',
    500: '#3c73c6',
    950: '#000000',
  },
}

SCSS

$custom: #3c73c6;
$custom-light: #819ad8;
$custom-dark: #000000;

JSON

{
  "hex": "#3c73c6",
  "rgb": {
    "r": 60,
    "g": 115,
    "b": 198
  },
  "hsl": {
    "h": 216.087,
    "s": 54.762,
    "l": 50.588
  },
  "oklch": {
    "l": 0.55993,
    "c": 0.14164,
    "h": 258.5
  },
  "luminance": 0.17299
}

Semantic roles & 50–950 ramp

primary

#3C73C6

secondary

#CEB590

accent

#A34ADE

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #3C73C6

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

Preview Lab → · Contrast checker → · Palette generator →