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Steel Blue

#397CA7

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
397CA7
RGB
57, 124, 167
HSL
203, 49%, 44%
HSB
203, 66%, 65%
CMYK
66, 26, 0, 35
LAB
49, -11, -30
LCH
49, 32, 249
OKLCH
0.56, 0.10, 240
XYZ
16, 18, 39
LUV
49, -26, -42
HWB
203, 22%, 35%
Pantone
316 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.