FR

Yellow screen

Yellow combines red and green channels — useful for warm lighting and detecting defects visible on mixed-channel colors.

Cliquer pour le plein écran

Défile blanc, noir, rouge, vert et bleu toutes les 5 s. Idéal en plein écran. Tous les tests d'affichage →

Préréglage de résolution

Mode d'emploi

  1. Visit the yellow screen tool.
  2. Activate fullscreen on the preview.
  3. Inspect for dots, banding, or tint shifts.

Pourquoi utiliser un écran Yellow ?

Warm fill light

Yellow provides soft, warm illumination for video calls and photography.

Dual-channel test

Yellow activates red and green subpixels together — catches issues single-channel tests miss.

Banding detection

Gradient-free yellow helps reveal color banding on some panels.

Yellow for mixed-channel testing

Because yellow requires both red and green at full intensity, a faulty green or red subpixel may create visible artifacts.

Warm white points on many monitors lean yellow — compare yellow fullscreen to white to assess color temperature.

FAQ

Why use yellow instead of white?

Yellow stresses red+green channels differently than white, which activates all three RGB channels.

Can yellow help with Zoom lighting?

Yes — yellow can soften skin tones compared to cool white fill light.

How do I save a yellow background?

Use resolution presets or custom dimensions, then Download.

Is yellow harder on the eyes?

At high brightness it can feel intense — lower brightness for comfort.