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Onyx

#313B2A

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
313B2A
RGB
49, 59, 42
HSL
95, 17%, 20%
HSB
95, 29%, 23%
CMYK
17, 0, 29, 77
LAB
24, -7, 9
LCH
24, 12, 128
OKLCH
0.34, 0.03, 133
XYZ
3, 4, 3
LUV
24, -4, 10
HWB
95, 16%, 77%
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.