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Onyx

#394841

A deep, muted onyx — sophisticated balance of hue and saturation that conveys composure and subtle refinement, well-suited to modern, minimalist design.

Psychology

Gray is the connective tissue of interface design — neutral, balanced, and quiet. It supports without competing.

Meaning

Sophistication, neutrality, and restraint. Warm grays feel inviting; cool grays feel modern and technical.

Applications

Essential for backgrounds, borders, dividers, and secondary text in product UIs. Build a 9–11 step gray ramp early in any design system.

Conversion

HEX
394841
RGB
57, 72, 65
HSL
152, 12%, 25%
HSB
152, 21%, 28%
CMYK
21, 0, 10, 72
LAB
29, -7, 2
LCH
29, 8, 164
OKLCH
0.39, 0.02, 165
XYZ
5, 6, 6
LUV
29, -7, 4
HWB
152, 22%, 72%
Pantone
Cool Gray 11 C

Harmonies

Analogous
Complementary
Split Complementary
Triadic
Tetradic
Square

Shades & tints

Similar named colors

Browse every named black on shades of black, or all families on colors.