Coolblue
HSL
238° · 79% · 39%
Dusky Cobalt Pearl
#151ab2
Notes
Dusky Cobalt Pearl (#151AB2) is a true blue 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 (238°, 79%, 39%) places it in the highly saturated band at a mid lightness. Best used in small doses, like logos, CTAs, focus rings, or highlight text, where its saturation becomes a feature rather than noise. For a confident two-color system, pair it with its complementary yellow. For something softer, pull in its analogous neighbors on either side of the wheel.
HEX
#151ab2
RGB
rgb(21, 26, 178)
HSL
hsl(238, 79%, 39%)
Tints & Shades
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Complementary
Split Complementary