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Slate Blue

#556E89

A balanced, moderate slate blue — sophisticated balance of hue and saturation that conveys composure and subtle refinement, well-suited to modern, minimalist design.

Psychology

Blue is the world's most-preferred color across age, gender, and culture. It lowers heart rate, conveys stability and trust, and reads as professional almost regardless of context.

Meaning

Trust, authority, and depth — which is why it anchors finance, healthcare, government, and big-tech logos. Lighter blues feel airy and aspirational; navy and midnight feel established.

Applications

Foundational for SaaS, fintech, and enterprise interfaces. Mix with warm accents to avoid the corporate-blue trap of looking like every competitor.

Conversion

HEX

556E89

RGB

85, 110, 137

HSL

211, 23%, 44%

HSB

211, 38%, 54%

CMYK

38, 20, 0, 46

LAB

45, -4, -18

LCH

45, 19, 257

OKLCH

0.53, 0.05, 251

XYZ

14, 15, 26

LUV

45, -13, -25

HWB

211, 33%, 46%

Pantone

Cool Gray 11 C

Harmonies

Analogous

Complementary

Split Complementary

Triadic

Tetradic

Square

Shades & tints

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