Windows 7 default wallpaper

1600 × 1200

Ubuntu Logo on Gradient — Blue

1920 × 1080

Windows Vista default wallpaper

1600 × 1200

Ubuntu Logo on Gradient — Blue, Calm

1600 × 900

Windows 7 default wallpaper

1600 × 1200

Ubuntu Logo on Purple — Minimalist, 3d Render, White, Orange

1920 × 1080

Ubuntu Logo on Dark Background — Gray, Neutral, Minimalist, Black

1920 × 1200

Ubuntu Logo on Purple — Minimalist, 3d Render, White

1920 × 1080

Ubuntu Logo on Metal — Black, Minimalist

2560 × 1600

Ubuntu Logo on Purple — Minimalist, Digital Art, White

1600 × 900

Ubuntu Logo — Black, Minimalist

1920 × 1200

Ubuntu Logo on Dark Background — Gray, Neutral

1920 × 1080