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Steel Blue

#429FD0

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
429FD0
RGB
66, 159, 208
HSL
201, 60%, 54%
HSB
201, 68%, 82%
CMYK
68, 24, 0, 18
LAB
62, -17, -34
LCH
62, 38, 244
OKLCH
0.67, 0.11, 235
XYZ
26, 31, 64
LUV
62, -35, -50
HWB
201, 26%, 18%
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.