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Onyx

#3E4147

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
3E4147
RGB
62, 65, 71
HSL
220, 7%, 26%
HSB
220, 13%, 28%
CMYK
13, 8, 0, 72
LAB
27, 0, -4
LCH
27, 4, 267
OKLCH
0.37, 0.01, 264
XYZ
5, 5, 7
LUV
27, -2, -5
HWB
220, 24%, 72%
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.