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Onyx

#3A473B

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
3A473B
RGB
58, 71, 59
HSL
125, 10%, 25%
HSB
125, 18%, 28%
CMYK
18, 0, 17, 72
LAB
29, -8, 5
LCH
29, 9, 144
OKLCH
0.38, 0.03, 147
XYZ
5, 6, 5
LUV
29, -6, 7
HWB
125, 23%, 72%
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.