#394e65 - Blue Bottle color

A deep, cool slate-blue with strong gray undertones; it reads as a sophisticated, stormy-sea or denim-twill tone. Muted rather than vibrant, it feels grounded and slightly brooding, with subtle steel warmth that keeps it versatile. Works well as a calming backdrop or refined accent, pairing beautifully with warm creams, soft corals, mustard ochre, and reclaimed-wood browns. Ideal for interiors, branding, or apparel when you want modern, quiet confidence without harshness.

#394e65 color RGB value is 57, 78, 101, and the CMYK value is 0.436, 0.228, 0.00, 0.604. Alternative names for that color are: blue bottle, gray, darkslategray, fiord, outer space, indigo, darkslategrey.

Open Color Palette Builder Open Color Wheel

Color Conversion

Name	Values	CSS
RGB(0-255)	57, 78, 101	rgb(57, 78, 101)
CMYK	0.436, 0.228, 0.00, 0.604	-
sRGB	0.224, 0.306, 0.396	rgb(22.4%, 30.6%, 39.6%)
Adobe® 98 RGB compatible	0.258, 0.310, 0.393	color(a98-rgb, 0.258, 0.31, 0.393)
HCT	251, 22.0, 32.4	color(--hct, 251, 15.2%, 32.4%)
HSL	211, 27.8, 31.0	hsl(211, 27.8%, 31%)
HSV	211, 43.6, 39.6	color(--hsv, 211, 43.6%, 39.6%)
HWB	211, 22.4, 60.4	hwb(211, 22.4%, 60.4%)
Lab	32.2, -3.31, -16.2	lab(32.2%, -3.31, -16.2)
P3	0.241, 0.304, 0.388	color(display-p3, 0.241, 0.304, 0.388)
XYZ D50	0.0658, 0.0716, 0.101	color(xyz-d50, 0.066, 0.072, 0.101)