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Testador de Precisão de Cores da Tela — Ferramenta online grátis

Teste RGB, gradientes, padrões de calibração

Teste a precisão de cores: primárias RGB, banding, contraste, gamma, simulação de daltonismo. Teste de padrões no navegador. Sem cadastro.

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Display Color Accuracy Tester

Test your monitor for banding, color uniformity, gamma calibration. Browser-based pattern test — not a colorimeter substitute, but catches obvious issues fast.

How to use this tool

  1. 1

    Pick test pattern

    Gradients, primary colors, gamma, banding.

  2. 2

    Inspect display

    Look for banding, color shift, gamma issues.

  3. 3

    Verdict

    Per pattern: pass/inspect/fail manual judgment.

Frequently Asked Questions

How does this work?
Browser displays calibrated test patterns. You judge banding, gamma, color uniformity by eye. Nãot a colorimeter substitute, but catches obvious display issues.
What is gamma?
Brightness curve mapping signal to luminance. sRGB standard ≈ 2.2. Wrong gamma = washed-out shadows or crushed highlights. Test pattern: alternating black/white squares should match the gray.
When do I need a colorimeter?
Pro photo/video work, print prep. Ferramentas like X-Rite/Datacolor cost $200+ but measure absolute color. This browser tool is for sniff-test, not production accuracy.

Pontos-chave

  • Display Color Accuracy Tester is a free, browser-based developer tool — test rgb, gradients, calibration patterns.
  • Não signup, no downloads, no file uploads. Ferramentas run in your browser; the few that need an outside service say so on the page.
  • Works on desktop, tablet, and mobile. Install as a PWA for offline access.

How to Use Display Color Accuracy Tester

  1. Open the tool: Launch Display Color Accuracy Tester on Ferramentaolis — no account or download needed.
  2. Enter your data: Paste text, enter values, or select a file directly in your browser.
  3. Get instant results: Everything is processed locally — results appear immediately.
  4. Copy or download: Save your output or share it. Bookmark for quick access next time.

Display Color Accuracy Tester — Quick Facts

Preço
Grátis — sem limites, sem marca d’água, sem paywall
Privacidade
Processado no seu navegador. Ferramentas que precisam de um serviço externo avisam isso na página. As visitas são contadas (Google Analytics).
Plataforma
Qualquer navegador moderno — desktop, tablet ou celular
Categoria
Desenvolvedor Ferramentas on Ferramentaolis
Offline
Works offline after first visit (Progressive Web App)
RecursoDetalhes
FerramentaDisplay Color Accuracy Tester
CategoriaDesenvolvedor
Cadastro necessárioNão
Upload de arquivoNenhum — processado no navegador
Suporte mobileTotalmente responsivo
CustoGrátis para sempre

Why Use Display Color Accuracy Tester?

You should try Display Color Accuracy Tester for a quick, private way to test rgb, gradients, calibration patterns. Processing happens in your browser and files are never uploaded; the few tools that need an outside service say so on the page.

On the other hand, dedicated APIs or desktop tools suit batch processing better. They also handle server-side automation. For everyday tasks, browser tools offer the best speed, privacy, and convenience.

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100% Privacidade. Esta ferramenta funciona inteiramente no seu navegador. Seus dados nunca são enviados a nenhum servidor.