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Onyx

#45404D

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
45404D
RGB
69, 64, 77
HSL
263, 9%, 28%
HSB
263, 17%, 30%
CMYK
10, 17, 0, 70
LAB
28, 4, -7
LCH
28, 8, 302
OKLCH
0.38, 0.02, 303
XYZ
6, 5, 8
LUV
28, 2, -9
HWB
263, 25%, 70%
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.