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Onyx

#39493E

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
39493E
RGB
57, 73, 62
HSL
139, 12%, 25%
HSB
139, 22%, 29%
CMYK
22, 0, 15, 71
LAB
29, -9, 4
LCH
29, 10, 153
OKLCH
0.39, 0.03, 155
XYZ
5, 6, 5
LUV
29, -8, 6
HWB
139, 22%, 71%
Pantone
357 C

Harmonies

Analogous
Complementary
Split Complementary
Triadic
Tetradic
Square

Shades & tints

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