Acid palette
Sandy Bookshop
Sandy Bookshop runs #004c4c through #007877, #329392, #55a09f to #71bdbb in five measured steps, the tetradic structure keeping every neighbor honest. Reach for it for book covers that read at thumbnail size. The darkest and lightest stops clear AA as a text pair.
cyanacidfive-stophigh-contrast
#004c4c
#007877
#329392
#55a09f
#71bdbb
The generator opens with #004c4c as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.