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Prussian Blue

#042B63

A deep, moderate prussian 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
042B63
RGB
4, 43, 99
HSL
215, 92%, 20%
HSB
215, 96%, 39%
CMYK
96, 57, 0, 61
LAB
18, 7, -37
LCH
18, 38, 280
OKLCH
0.30, 0.11, 259
XYZ
3, 3, 12
LUV
18, -9, -39
HWB
215, 2%, 61%
Pantone
541 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.