#3a4a63 - Silent Sea color

This is a cool, slate-blue hue that balances deep navy richness with smoky gray muting. It evokes storm-tossed seas at dusk, offering calm, sophisticated depth without heavy darkness. Subtle indigo undertones lend a refined warmth, while its muted saturation makes it versatile for modern interiors, professional branding, or casual outerwear. It reads elegant and restrained, pairing well with warm woods, soft creams, or blush accents to create a composed, contemporary palette.

#3a4a63 color RGB value is 58, 74, 99, and the CMYK value is 0.414, 0.253, 0.00, 0.612. Alternative names for that color are: silent sea, gray, darkslategray, fiord, midnight blue, indigo, darkslategrey.

Open Color Palette Builder Open Color Wheel

Color Conversion

Name	Values	CSS
RGB(0-255)	58, 74, 99	rgb(58, 74, 99)
CMYK	0.414, 0.253, 0.00, 0.612	-
sRGB	0.227, 0.290, 0.388	rgb(22.7%, 29%, 38.8%)
Adobe® 98 RGB compatible	0.256, 0.295, 0.385	color(a98-rgb, 0.256, 0.295, 0.385)
HCT	260, 21.9, 31.1	color(--hct, 260, 15.1%, 31.1%)
HSL	217, 26.1, 30.8	hsl(217, 26.1%, 30.8%)
HSV	217, 41.4, 38.8	color(--hsv, 217, 41.4%, 38.8%)
HWB	217, 22.7, 61.2	hwb(217, 22.7%, 61.2%)
Lab	30.9, -1.10, -16.9	lab(30.9%, -1.1, -16.9)
P3	0.240, 0.288, 0.380	color(display-p3, 0.24, 0.288, 0.38)
XYZ D50	0.0627, 0.0661, 0.0963	color(xyz-d50, 0.063, 0.066, 0.096)