#31373f - School Ink color

A deep slate-gray shade with cool blue undertones, evoking storm clouds at dusk or the surface of calm, shadowed water. It reads as a sophisticated, muted navy-charcoal that feels modern and restrained, offering a calming, slightly brooding atmosphere. Ideal for backgrounds, trim, or minimalist interiors and interfaces, it pairs beautifully with warm woods, brass accents, and soft off-whites to create balanced contrast while maintaining an elegant, understated presence.

#31373f color RGB value is 49, 55, 63, and the CMYK value is 0.222, 0.127, 0.00, 0.753. Alternative names for that color are: school ink, black, darkslategray, tuna, outer space, indigo, darkslategrey.

Open Color Palette Builder Open Color Wheel

Color Conversion

Name	Values	CSS
RGB(0-255)	49, 55, 63	rgb(49, 55, 63)
CMYK	0.222, 0.127, 0.00, 0.753	-
sRGB	0.192, 0.216, 0.247	rgb(19.2%, 21.6%, 24.7%)
Adobe® 98 RGB compatible	0.212, 0.227, 0.254	color(a98-rgb, 0.212, 0.227, 0.254)
HCT	252, 9.40, 22.8	color(--hct, 252, 6.48%, 22.8%)
HSL	214, 12.5, 22.0	hsl(214, 12.5%, 22%)
HSV	214, 22.2, 24.7	color(--hsv, 214, 22.2%, 24.7%)
HWB	214, 19.2, 75.3	hwb(214, 19.2%, 75.3%)
Lab	22.7, -1.07, -5.92	lab(22.7%, -1.07, -5.92)
P3	0.197, 0.215, 0.244	color(display-p3, 0.197, 0.215, 0.244)
XYZ D50	0.0352, 0.0372, 0.0396	color(xyz-d50, 0.035, 0.037, 0.04)