I super duper love cute, simple, colorful, and inspiring (WHOA with the description XD) wallpapers and I recently discovered them in the Android app, Line Deco!
Here are some samples:
They also have adorable icons for your phone/tablet, which I haven’t tried yet though. Kkk here’s the link if you wanna try → Line Deco. I just wanna share this awesomeness! ＼(*T▽T*)／