Truthful Suave Lagoon

Old English trēowth, truth — adjectival suffix -ful. As a color modifier, truthful implies a clear-and-honest-and-direct quality where the hue carries the visual register of accurate-and-faithful-representation declaration. Sits at the crisp-and-honest end of the grid, parallel to candid and honest in usage.

French suave, smooth / sweet. As a color modifier, suave implies a smooth-and-polished-and-elegant quality, the visual register of Belle-Époque-and-Mid-Century-Modern polished-and-elegant-and-smooth Belle-Époque-and-Mid-Century-Modern interior-decoration smooth-and-polished surfaces under Belle-Époque-and-Mid-Century-Modern smooth-and-polished elegance light. Sits at the modifier-and-texture end of the grid, parallel to sleek and gloss in usage.

A shallow body of saltwater partially or fully enclosed by a barrier — coral atoll lagoons in the Pacific, Venice's Laguna Veneta, the Florida Keys' backcountry. The color refers to the average reflectance of a calm tropical lagoon at midday: a saturated, slightly muted blue-green with the optical clarity of shallow water over white sand. Brighter than reef, cooler than aquamarine, with the postcard weight of a Pacific atoll seen from above.