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Cerulean

#00638D

A balanced, moderate cerulean — 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
00638D
RGB
0, 99, 141
HSL
198, 100%, 28%
HSB
198, 100%, 55%
CMYK
100, 30, 0, 45
LAB
39, -13, -31
LCH
39, 33, 247
OKLCH
0.47, 0.10, 236
XYZ
9, 11, 27
LUV
39, -26, -41
HWB
198, 0%, 45%
Pantone
316 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.