Coolazure
HSL
220° · 59% · 58%
Warm Sapphire Marble
#557fd3
Notes
Warm Sapphire Marble (#557FD3) is a true azure with a cool character. It leans cool, sitting on the blue, green, and violet side of the wheel. Quiet and dependable, a fit for product UI and data visualization. Its HSL profile (220°, 59%, 58%) places it in the balanced band at a mid lightness. It works across type, buttons, and borders, saturated enough to feel deliberate but balanced enough to not fight the rest of the palette. For a confident two-color system, pair it with its complementary amber. For something softer, pull in its analogous neighbors on either side of the wheel.
HEX
#557fd3
RGB
rgb(85, 127, 211)
HSL
hsl(220, 59%, 58%)
Tints & Shades
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Complementary
Split Complementary