#5a5f68 - Blue Slate color

A cool, muted slate tone that balances soft blue undertones with charcoal depth. It reads as sophisticated and restrained—calming rather than stark—evoking urban stone, storm-clouded skies, or worn denim. It works well as a background or anchor color in modern interiors and branding, pairing elegantly with warm wood, brass accents, blush or mustard highlights, and crisp off-white. Under warm light it feels cozier; in bright light it reads cleaner and more distinctly blue-gray.

#5a5f68 color RGB value is 90, 95, 104, and the CMYK value is 0.135, 0.0865, 0.00, 0.592. Alternative names for that color are: blue slate, gray, dimgray, shuttle gray, outer space, violet.

Open Color Palette Builder Open Color Wheel

Color Conversion

Name	Values	CSS
RGB(0-255)	90, 95, 104	rgb(90, 95, 104)
CMYK	0.135, 0.0865, 0.00, 0.592	-
sRGB	0.353, 0.373, 0.408	rgb(35.3%, 37.3%, 40.8%)
Adobe® 98 RGB compatible	0.360, 0.373, 0.406	color(a98-rgb, 0.36, 0.373, 0.406)
HCT	257, 9.19, 40.2	color(--hct, 257, 6.34%, 40.2%)
HSL	219, 7.22, 38.0	hsl(219, 7.22%, 38%)
HSV	219, 13.5, 40.8	color(--hsv, 219, 13.5%, 40.8%)
HWB	219, 35.3, 59.2	hwb(219, 35.3%, 59.2%)
Lab	40.1, -0.496, -5.86	lab(40.1%, -0.496, -5.86)
P3	0.357, 0.372, 0.405	color(display-p3, 0.357, 0.372, 0.405)
XYZ D50	0.108, 0.113, 0.111	color(xyz-d50, 0.108, 0.113, 0.111)