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Prussian Blue

#1B4367

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
1B4367
RGB
27, 67, 103
HSL
208, 58%, 25%
HSB
208, 74%, 40%
CMYK
74, 35, 0, 60
LAB
27, -4, -26
LCH
27, 26, 261
OKLCH
0.37, 0.08, 249
XYZ
5, 5, 14
LUV
27, -14, -31
HWB
208, 11%, 60%
Pantone
534 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.