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Onyx

#404053

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
404053
RGB
64, 64, 83
HSL
240, 13%, 29%
HSB
240, 23%, 33%
CMYK
23, 23, 0, 67
LAB
28, 4, -11
LCH
28, 12, 287
OKLCH
0.38, 0.03, 285
XYZ
6, 5, 9
LUV
28, -1, -14
HWB
240, 25%, 67%
Pantone
Cool Gray 11 C

Harmonies

Analogous
Complementary
Split Complementary
Triadic
Tetradic
Square

Shades & tints

Similar named colors

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