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Steel Blue

#3F99AE

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
3F99AE
RGB
63, 153, 174
HSL
191, 47%, 46%
HSB
191, 64%, 68%
CMYK
64, 12, 0, 32
LAB
59, -23, -19
LCH
59, 30, 220
OKLCH
0.64, 0.09, 216
XYZ
21, 27, 44
LUV
59, -35, -26
HWB
191, 25%, 32%
Pantone
311 C

Harmonies

Analogous
Complementary
Split Complementary
Triadic
Tetradic
Square

Shades & tints

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