Jewelbluedeep
HSL
231° · 78% · 7%
Cool Midnight Brush
#040820
Notes
Cool Midnight Brush (#040820) is a deep 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 (231°, 78%, 7%) places it in the highly saturated band at a dark 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
#040820
RGB
rgb(4, 8, 32)
HSL
hsl(231, 78%, 7%)
Tints & Shades
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Complementary