#3C73BC#3C73BC

#3C73BC is a mid, vivid cyan. Relative luminance 0.169; OKLCH L 55.4% C 0.128 H 256.3°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#3C73BC
RGB	rgb(60, 115, 188)
HSL	hsl(214, 52%, 49%)
HSV	hsv(214, 68%, 74%)
CMYK	cmyk(68.1%, 38.8%, 0%, 26.3%)
CIE-LAB	lab(48.07, 5.92, -43.75)
CIE-LCH	lch(48.07, 44.15, 277.70°)
OKLab	oklab(55.38% -0.0304 -0.1245)
OKLCH	oklch(55.38% 0.128 256.3)
XYZ	xyz(17.0680, 16.8512, 49.9203)
Luminance	0.1685 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C73BC #BC853C

analogous

#3CB3BC #3C73BC #453CBC

triadic

#3C73BC #BC3C73 #73BC3C

tetradic

#3C73BC #BC3CB3 #BC853C #3CBC45

square

#3C73BC #BC3CB3 #BC853C #3CBC45

split-complementary

#3C73BC #BC453C #B3BC3C

monochromatic

#1E3A5F #2D578E #3C73BC #6793CE #95B4DD

Accessibility & contrast

On white

4.80

#3C73BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#3C73BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C73BC

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C73BC	#FFFFFF	#000000	##FFFFFF
##3C73BC	1.00	4.80	4.37	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5279BF

Deuteranopia (green-blind)

#3F6DBB

Tritanopia (blue-blind)

#00848E

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3c73bc;
/* rgb */ color: rgb(60, 115, 188);
/* oklch */ color: oklch(55.4% 0.128 256.3);

Tailwind

colors: {
  custom: {
    50: '#809ad0',
    500: '#3c73bc',
    950: '#000000',
  },
}

SCSS

$custom: #3c73bc;
$custom-light: #809ad0;
$custom-dark: #000000;

JSON

{
  "hex": "#3c73bc",
  "rgb": {
    "r": 60,
    "g": 115,
    "b": 188
  },
  "hsl": {
    "h": 214.219,
    "s": 51.613,
    "l": 48.627
  },
  "oklch": {
    "l": 0.55375,
    "c": 0.1282,
    "h": 256.3
  },
  "luminance": 0.16853
}

Semantic roles & 50–950 ramp

primary

#3C73BC

secondary

#C9AE8B

accent

#9E4DDB

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3C73BC

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

Preview Lab → · Contrast checker → · Palette generator →