#35465e - Spelunking color

Deep, cool slate blue with muted teal undertones, resembling a twilight sea or a weathered naval coat. It feels sophisticated and composed, offering a calming, stable presence without being heavy. Slightly desaturated, it reads as modern and refined—excellent for corporate palettes, elegant interiors, and user interfaces that need seriousness with subtle warmth. Pairs beautifully with soft creams, warm brass, and pale woods to lift its coolness, or with crisp whites and lighter blues for a clean, nautical-inspired scheme.

#35465e color RGB value is 53, 70, 94, and the CMYK value is 0.436, 0.255, 0.00, 0.631. Alternative names for that color are: spelunking, gray, darkslategray, pickled bluewood, outer space, indigo, darkslategrey.

Open Color Palette Builder Open Color Wheel

Color Conversion

Name	Values	CSS
RGB(0-255)	53, 70, 94	rgb(53, 70, 94)
CMYK	0.436, 0.255, 0.00, 0.631	-
sRGB	0.208, 0.275, 0.369	rgb(20.8%, 27.5%, 36.9%)
Adobe® 98 RGB compatible	0.239, 0.281, 0.366	color(a98-rgb, 0.239, 0.281, 0.366)
HCT	258, 21.7, 29.3	color(--hct, 258, 14.9%, 29.3%)
HSL	215, 27.9, 28.8	hsl(215, 27.9%, 28.8%)
HSV	215, 43.6, 36.9	color(--hsv, 215, 43.6%, 36.9%)
HWB	215, 20.8, 63.1	hwb(215, 20.8%, 63.1%)
Lab	29.1, -1.61, -16.6	lab(29.1%, -1.61, -16.6)
P3	0.221, 0.273, 0.361	color(display-p3, 0.221, 0.273, 0.361)
XYZ D50	0.0551, 0.0586, 0.0864	color(xyz-d50, 0.055, 0.059, 0.086)