Five of the W3C/CSS named colors begin with T: tan (#D2B48C), teal (#008080), thistle (#D8BFD8), tomato (#FF6347) and turquoise (#40E0D0).

Teal (#008080) and Turquoise (#40E0D0) are two of the most widely recognized — teal is one of the original sixteen HTML colors, and turquoise names both a gemstone and a standard web color.

Yes — Tangerine Tango (#DD4124, Pantone 17-1463) was Pantone’s Color of the Year for 2012, a vivacious reddish orange.

Tyrian Purple (#66023C) is a deep reddish purple dye extracted in antiquity from Murex sea snails. So costly to produce that it was reserved for royalty, it is the origin of the phrase “born to the purple.”

Catalogs reuse names like “Terra Cotta” or “True Blue” for different hex values. Rather than keep bare numbers, each variant carries a short tag (for example Deep, Light, Bright) so the canonical version keeps the bare name.