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Steel Blue

#5583BD

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
5583BD
RGB
85, 131, 189
HSL
213, 44%, 54%
HSB
213, 55%, 74%
CMYK
55, 31, 0, 26
LAB
53, -3, -36
LCH
53, 36, 265
OKLCH
0.60, 0.10, 255
XYZ
21, 22, 51
LUV
53, -21, -53
HWB
213, 33%, 26%
Pantone
Cool Gray 8 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.