i-adjective
Used for colors, light, shadows, scents, and similar impressions that are soft, weak, or not intense.
彼女は淡いピンクのワンピースを着ていた。
She was wearing a pale pink dress.
空が淡い
The sky began turning a light blue.
i-adjective
Figurative use for weak or delicate feelings, hopes, memories, or impressions; often softer and more lyrical than simply 弱い.
彼は淡い期待を抱いて返事を待った。
He waited for the reply with a faint hope.
初恋は今でも淡い思い出として残っている。
My first love still remains as a fleeting, delicate memory.