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Sky Blue

#21B2CF

A light, moderate sky 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
21B2CF
RGB
33, 178, 207
HSL
190, 73%, 47%
HSB
190, 84%, 81%
CMYK
84, 14, 0, 19
LAB
67, -30, -26
LCH
67, 39, 221
OKLCH
0.71, 0.12, 216
XYZ
28, 37, 65
LUV
67, -46, -35
HWB
190, 13%, 19%
Pantone
311 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.