Why use yellow instead of white?
Yellow stresses red+green channels differently than white, which activates all three RGB channels.
Yellow combines red and green channels — useful for warm lighting and detecting defects visible on mixed-channel colors.
Alterna branco, preto, vermelho, verde e azul a cada 5 s. Melhor em ecrã inteiro. Todos os testes de ecrã →
Predefinição de resolução
Yellow provides soft, warm illumination for video calls and photography.
Yellow activates red and green subpixels together — catches issues single-channel tests miss.
Gradient-free yellow helps reveal color banding on some panels.
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.
Abrir fundo white em ecrã completo
Abrir fundo black em ecrã completo
Abrir fundo red em ecrã completo
Abrir fundo green em ecrã completo
Abrir fundo blue em ecrã completo
Abrir fundo orange em ecrã completo
Abrir fundo pink em ecrã completo
Abrir fundo purple em ecrã completo
Abrir fundo grey em ecrã completo
Yellow stresses red+green channels differently than white, which activates all three RGB channels.
Yes — yellow can soften skin tones compared to cool white fill light.
Use resolution presets or custom dimensions, then Download.
At high brightness it can feel intense — lower brightness for comfort.