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Cerulean

#21778F

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
21778F
RGB
33, 119, 143
HSL
193, 63%, 35%
HSB
193, 77%, 56%
CMYK
77, 17, 0, 44
LAB
46, -19, -21
LCH
46, 28, 227
OKLCH
0.53, 0.09, 221
XYZ
12, 15, 28
LUV
46, -30, -27
HWB
193, 13%, 44%
Pantone
7717 C

Harmonies

Analogous
Complementary
Split Complementary
Triadic
Tetradic
Square

Shades & tints

Similar named colors

Browse every named teal on shades of teal, or all families on colors.