minimalist spring raindrop logo in cool blues and greens

card social media reels logo spring raindrop design minimalist branding cool colors green blue rain essence water droplet fresh clean aesthetics nature theme serene refreshing emblem simple contemporary vibe stylish natural hues organic form sleek modern artwork seasonal concept artistic simplicity graphic ecofriendly subtle elegance tranquil chic symbol graceful oceanic tones motif symbolic elegant drops minimalism muted palette delicate leafy greens zen timeless harmonious