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Steel Blue

#5591B2

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
5591B2
RGB
85, 145, 178
HSL
201, 38%, 52%
HSB
201, 52%, 70%
CMYK
52, 19, 0, 30
LAB
57, -13, -24
LCH
57, 27, 241
OKLCH
0.63, 0.08, 234
XYZ
22, 25, 46
LUV
57, -26, -34
HWB
201, 33%, 30%
Pantone
311 C

Harmonies

Analogous
Complementary
Split Complementary
Triadic
Tetradic
Square

Shades & tints

Similar named colors

Browse every named blue on shades of blue, or all families on colors.