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Onyx

#3A3A42

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
3A3A42
RGB
58, 58, 66
HSL
240, 6%, 24%
HSB
240, 12%, 26%
CMYK
12, 12, 0, 74
LAB
25, 1, -5
LCH
25, 5, 286
OKLCH
0.35, 0.01, 286
XYZ
4, 4, 6
LUV
25, 0, -6
HWB
240, 23%, 74%
Pantone
Black 7 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.