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Slate Blue

#566C7D

A balanced, muted slate blue — 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
566C7D
RGB
86, 108, 125
HSL
206, 18%, 41%
HSB
206, 31%, 49%
CMYK
31, 14, 0, 51
LAB
44, -5, -12
LCH
44, 13, 247
OKLCH
0.52, 0.04, 242
XYZ
13, 14, 21
LUV
44, -11, -16
HWB
206, 34%, 51%
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.