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Steel Blue

#178CBB

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
178CBB
RGB
23, 140, 187
HSL
197, 78%, 41%
HSB
197, 88%, 73%
CMYK
88, 25, 0, 27
LAB
54, -18, -34
LCH
54, 38, 242
OKLCH
0.60, 0.12, 232
XYZ
19, 23, 50
LUV
54, -35, -48
HWB
197, 9%, 27%
Pantone
311 C

Harmonies

Analogous
Complementary
Split Complementary
Triadic
Tetradic
Square

Shades & tints

Similar named colors

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