number (0–15) — ANSI 16 palette index. Emitted as standard SGR codes
(e.g., index 1 → fg 31, bg 41). Values outside 0–15 are not supported
and will produce incorrect SGR codes.
string — 24-bit hex color (e.g., "#ff0000"). Emitted as
true-color SGR codes (38;2;r;g;b / 48;2;r;g;b).
A theme value for a single color slot.
number(0–15) — ANSI 16 palette index. Emitted as standard SGR codes (e.g., index 1 → fg 31, bg 41). Values outside 0–15 are not supported and will produce incorrect SGR codes.string— 24-bit hex color (e.g.,"#ff0000"). Emitted as true-color SGR codes (38;2;r;g;b/48;2;r;g;b).