サイ, と.る, いろどり

dice, form, appearance, take, coloring

JLPT1 G7 S8 F5000

As per # (pick/pluck) + tree/wood (→ fruit-bearing tree) → *pick*/*pluck* colorful fruit → *coloration*; *appearance*. *Die/dice* is a borrowed meaning.

[Full Kanji Etymology List]