#3f74a3 - Decoration Blue color

A cool, medium-dark steel blue with muted denim tones and a subtle gray cast. It reads as restrained and professional—calming yet slightly brooding—evoking overcast skies, deep ocean water, or well-worn indigo fabric. The color balances approachability with seriousness, making it suitable for corporate identities, user interfaces, and sophisticated home accents. Pair it with warm neutrals or soft creams for contrast, or with pale blues and silvery greys for a monochromatic, modern palette.

#3f74a3 color RGB value is 63, 116, 163, and the CMYK value is 0.613, 0.288, 0.00, 0.361. Alternative names for that color are: decoration blue, gray, steelblue, steel blue, midnight blue, violet.

Open Color Palette Builder Open Color Wheel

Color Conversion

Name	Values	CSS
RGB(0-255)	63, 116, 163	rgb(63, 116, 163)
CMYK	0.613, 0.288, 0.00, 0.361	-
sRGB	0.247, 0.455, 0.639	rgb(24.7%, 45.5%, 63.9%)
Adobe® 98 RGB compatible	0.327, 0.452, 0.627	color(a98-rgb, 0.327, 0.452, 0.627)
HCT	249, 38.2, 47.2	color(--hct, 249, 26.3%, 47.2%)
HSL	208, 44.2, 44.3	hsl(208, 44.2%, 44.3%)
HSV	208, 61.3, 63.9	color(--hsv, 208, 61.3%, 63.9%)
HWB	208, 24.7, 36.1	hwb(208, 24.7%, 36.1%)
Lab	46.8, -6.94, -31.1	lab(46.8%, -6.94, -31.1)
P3	0.297, 0.450, 0.624	color(display-p3, 0.297, 0.45, 0.624)
XYZ D50	0.141, 0.158, 0.279	color(xyz-d50, 0.141, 0.158, 0.279)