#899fb9 - Astro Bound color

Soft, muted steel-blue with a cool gray undertone, evoking calm and understated refinement. It sits between slate and periwinkle, appearing slightly desaturated—neither bright nor deeply saturated—giving a gentle, soothing presence. Ideal for serene interiors, corporate branding, or elegant stationery, it pairs well with warm creams, soft taupes, and muted coral accents for contrast. It conveys professionalism, tranquility, and quiet sophistication without feeling cold or sterile.

#899fb9 color RGB value is 137, 159, 185, and the CMYK value is 0.259, 0.141, 0.00, 0.275. Alternative names for that color are: astro bound, gray, lightslategray, nepal, manatee, violet.

Open Color Palette Builder Open Color Wheel

Color Conversion

Name	Values	CSS
RGB(0-255)	137, 159, 185	rgb(137, 159, 185)
CMYK	0.259, 0.141, 0.00, 0.275	-
sRGB	0.537, 0.624, 0.725	rgb(53.7%, 62.4%, 72.5%)
Adobe® 98 RGB compatible	0.558, 0.618, 0.716	color(a98-rgb, 0.558, 0.618, 0.716)
HCT	251, 22.1, 64.7	color(--hct, 251, 15.2%, 64.7%)
HSL	213, 25.5, 63.1	hsl(213, 25.5%, 63.1%)
HSV	213, 25.9, 72.5	color(--hsv, 213, 25.9%, 72.5%)
HWB	213, 53.7, 27.5	hwb(213, 53.7%, 27.5%)
Lab	64.5, -3.51, -16.2	lab(64.5%, -3.51, -16.2)
P3	0.554, 0.621, 0.716	color(display-p3, 0.554, 0.621, 0.716)
XYZ D50	0.312, 0.334, 0.384	color(xyz-d50, 0.312, 0.334, 0.384)