#243640 - Petrol Slumber color

Deep, muted teal with strong slate-gray undertones, this color evokes a stormy coastal sea at dusk. It balances cool blue-green notes with restrained neutrality, feeling both sophisticated and calming. Usable for backgrounds or accents, it lends interiors and graphics a modern, maritime character without overwhelming brighter elements. Pairs beautifully with warm wood, brass, soft creams, or coral to add contrast. Overall it conveys quiet strength, understated elegance, and a contemplative atmosphere.

#243640 color RGB value is 36, 54, 64, and the CMYK value is 0.438, 0.156, 0.00, 0.749. Alternative names for that color are: petrol slumber, black, darkslategray, outer space, indigo, darkslategrey.

Open Color Palette Builder Open Color Wheel

Color Conversion

Name	Values	CSS
RGB(0-255)	36, 54, 64	rgb(36, 54, 64)
CMYK	0.438, 0.156, 0.00, 0.749	-
sRGB	0.141, 0.212, 0.251	rgb(14.1%, 21.2%, 25.1%)
Adobe® 98 RGB compatible	0.180, 0.223, 0.258	color(a98-rgb, 0.18, 0.223, 0.258)
HCT	233, 15.3, 21.5	color(--hct, 233, 10.6%, 21.5%)
HSL	201, 28.0, 19.6	hsl(201, 28%, 19.6%)
HSV	201, 43.8, 25.1	color(--hsv, 201, 43.8%, 25.1%)
HWB	201, 14.1, 74.9	hwb(201, 14.1%, 74.9%)
Lab	21.4, -5.24, -8.73	lab(21.4%, -5.24, -8.73)
P3	0.156, 0.210, 0.247	color(display-p3, 0.156, 0.21, 0.247)
XYZ D50	0.0292, 0.0335, 0.0404	color(xyz-d50, 0.029, 0.033, 0.04)