#404e61 - Admiralty color

This deep slate-blue gray reads as a cool, muted navy with subtle teal undertones. It evokes a stormy seascape at dusk—calm, reserved, and slightly industrial—making it well suited for sophisticated interfaces, professional branding, or moody interiors. It pairs nicely with warm metallics like copper or brass, mustard accents, and crisp off-whites for contrast. Use it as a background or accent to lend solidity, composure, and understated elegance without overwhelming brighter colors.

color #404e61

#404e61 color RGB value is 64, 78, 97, and the CMYK value is 0.340, 0.196, 0.00, 0.620. Alternative names for that color are: admiralty, gray, darkslategray, fiord, outer space, indigo, darkslategrey.

Color Conversion

Name
Values
CSS
RGB(0-255)
64, 78, 97
rgb(64, 78, 97)
CMYK
0.340, 0.196, 0.00, 0.620
-
sRGB
0.251, 0.306, 0.380
rgb(25.1% 30.6% 38%)
Adobe® 98 RGB compatible
0.275, 0.310, 0.378
color(a98-rgb 0.275 0.31 0.378)
HCT
255, 18.0, 32.7
color(--hct 255 12.4% 32.7%)
HSL
215, 20.5, 31.6
hsl(215 20.5% 31.6%)
HSV
215, 34.0, 38.0
color(--hsv 215 34% 38%)
HWB
215, 25.1, 62.0
hwb(215 25.1% 62%)
Lab
32.5, -1.84, -13.1
lab(32.5 -1.84 -13.1)
P3
0.262, 0.304, 0.374
color(display-p3 0.262 0.304 0.374)
XYZ D50
0.0688, 0.0733, 0.0935
color(xyz-d50 0.069 0.073 0.093)

Shades

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Tints

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Tones

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Color Harmonies

HEX:#404e61
RGB:64 78 97
HSL:214.55deg 20.5% 31.57%
HEX:#615340
RGB:97 83 64
HSL:34.55deg 20.5% 31.57%

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