Back to all colors

Cobalt

#004387

A deep, moderate cobalt — 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
004387
RGB
0, 67, 135
HSL
210, 100%, 26%
HSB
210, 100%, 53%
CMYK
100, 50, 0, 47
LAB
28, 4, -44
LCH
28, 44, 275
OKLCH
0.39, 0.13, 255
XYZ
6, 6, 24
LUV
28, -15, -55
HWB
210, 0%, 47%
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.