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Steel Blue

#57708A

A balanced, moderate steel 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
57708A
RGB
87, 112, 138
HSL
211, 23%, 44%
HSB
211, 37%, 54%
CMYK
37, 19, 0, 46
LAB
46, -4, -17
LCH
46, 18, 256
OKLCH
0.54, 0.05, 250
XYZ
14, 15, 26
LUV
46, -13, -24
HWB
211, 34%, 46%
Pantone
Cool Gray 11 C

Harmonies

Analogous
Complementary
Split Complementary
Triadic
Tetradic
Square

Shades & tints

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