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Prussian Blue

#1B3A4E

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
1B3A4E
RGB
27, 58, 78
HSL
204, 49%, 21%
HSB
204, 65%, 31%
CMYK
65, 26, 0, 69
LAB
23, -7, -16
LCH
23, 17, 248
OKLCH
0.33, 0.05, 239
XYZ
3, 4, 8
LUV
23, -11, -18
HWB
204, 11%, 69%
Pantone
5467 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.