soft light; gentle light
Describes light that is diffused, not harsh, often creating a calm or warm atmosphere. Used as a noun phrase.
Soft light was streaming into the room.
This lamp gives off a gentle light.
Standard kanji spelling using 柔らか (soft, gentle).
Alternate kanji spelling using 軟らか (soft, pliable). Less common for light, but seen in some contexts.
Compound of 柔らかな (soft, gentle) + 光 (light). The adjective 柔らか is a na-adjective form of 柔らかい.