#4156c5 - Free Speech Blue color

This is a vivid, medium-deep blue with subtle violet undertones that sits between cobalt and indigo. It feels crisp and modern, cool and saturated with a slightly electric character, evoking twilight skies or a polished royal blue. It conveys trust, stability, and a spark of creative energy, making it well suited for technology, branding, and contemporary design accents. Pair with soft neutrals, warm creams, or contrasting yellows and oranges to brighten compositions while keeping a sophisticated tone.

#4156c5 color RGB value is 65, 86, 197, and the CMYK value is 0.670, 0.563, 0.00, 0.227. Alternative names for that color are: free speech blue, indigo, royalblue, cerulean blue, blue violet.

Open Color Palette Builder Open Color Wheel

Color Conversion

Name	Values	CSS
RGB(0-255)	65, 86, 197	rgb(65, 86, 197)
CMYK	0.670, 0.563, 0.00, 0.227	-
sRGB	0.255, 0.337, 0.773	rgb(25.5%, 33.7%, 77.3%)
Adobe® 98 RGB compatible	0.287, 0.340, 0.755	color(a98-rgb, 0.287, 0.34, 0.755)
HCT	278, 59.5, 40.9	color(--hct, 278, 41%, 40.9%)
HSL	230, 53.2, 51.4	hsl(230, 53.2%, 51.4%)
HSV	230, 67.0, 77.3	color(--hsv, 230, 67%, 77.3%)
HWB	230, 25.5, 22.7	hwb(230, 25.5%, 22.7%)
Lab	40.0, 20.8, -61.7	lab(40%, 20.8, -61.7)
P3	0.272, 0.335, 0.746	color(display-p3, 0.272, 0.335, 0.746)
XYZ D50	0.139, 0.112, 0.408	color(xyz-d50, 0.139, 0.112, 0.408)