Warm Tooled Teal

Old English wearm, of moderate heat — used as a color modifier since the medieval period for hues that read as containing red, orange, or yellow undertones. Warm gray, warm white: not necessarily a temperature, but the optical impression of a slight red-orange shift. Sits across the crisp and neutral buckets.

Old French tōl, implement. As a color modifier, tooled implies a hand-worked-and-detailed quality, the visual register of Renaissance-and-Florentine-tooled-leather hand-worked-and-stamped-and-engraved tooled-leather-and-bookbinding-and-saddle-and-belt hand-worked surfaces under Renaissance-and-Florentine hand-tooled-leather workshop-light. Sits at the modifier-and-texture end of the grid, parallel to carved and inlaid in usage.

Anas crecca, the small dabbling duck whose male in breeding plumage sports a chestnut head crossed by a glossy green-blue stripe. The color refers to that stripe — the iridescent panel just behind the eye: a saturated, slightly muted blue-green with the optical depth of structural color rather than pigment. Cooler than cypress, warmer than cerulean, with the ornithological specificity of a color named for one feather of one bird.