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Onyx

#3D423B

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
3D423B
RGB
61, 66, 59
HSL
103, 6%, 25%
HSB
103, 11%, 26%
CMYK
8, 0, 11, 74
LAB
27, -3, 4
LCH
27, 5, 133
OKLCH
0.37, 0.01, 137
XYZ
5, 5, 5
LUV
27, -2, 4
HWB
103, 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.