Jewel palette
Obsidian Foundry
Obsidian Foundry runs #172a9d through #3959c7, #5175e6, #6688e8 to #83a5ff in five measured steps, the tetradic structure keeping every neighbor honest. Reach for it for packaging that photographs well under harsh retail light. The darkest and lightest stops clear AA as a text pair.
skyjewelfive-stophigh-contrast
#172a9d
#3959c7
#5175e6
#6688e8
#83a5ff
The generator opens with #172a9d as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.