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Prussian Blue

#1B375A

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
1B375A
RGB
27, 55, 90
HSL
213, 54%, 23%
HSB
213, 70%, 35%
CMYK
70, 39, 0, 65
LAB
22, -1, -25
LCH
22, 25, 268
OKLCH
0.33, 0.07, 255
XYZ
4, 4, 10
LUV
22, -10, -28
HWB
213, 11%, 65%
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.