Jewelblue
HSL
226° · 81% · 38%
Crisp Cobalt Chiffon
#1237af
Notes
Crisp Cobalt Chiffon (#1237AF) is a true blue with a jewel character. It carries the deep, saturated richness of a gemstone. Authoritative and slightly formal, it works well for type and heavy UI elements. Its HSL profile (226°, 81%, 38%) 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 amber. For something softer, pull in its analogous neighbors on either side of the wheel.
HEX
#1237af
RGB
rgb(18, 55, 175)
HSL
hsl(226, 81%, 38%)
Tints & Shades
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Complementary
Split Complementary