The screen test tool is used to detect a monitor's color gamut coverage and color reproduction capability, helping users determine whether their monitor's color gamut meets standards. The tool offers three modes: color block comparison, gradient testing, and saturation testing, with built-in sRGB reference and color gamut boundary markers to accurately evaluate monitor color gamut detection performance. Start color gamut detection now and assess your screen's true color level in 10 seconds to complete your screen color gamut test verification.
For accurate detection, please disable system "Night Mode/Eye Comfort Mode", HDR, and color filters, and keep browser zoom at 100%
Observe the color difference between the left and right sides of each color block pair.
If the left side (P3/Adobe) is noticeably more vivid, wide gamut is supported.
Use the buttons above to switch between P3 or Adobe RGB comparison.
Click a color block to highlight it for easier comparison.
Professional monitor color gamut detection and screen color gamut testing tools to help you quickly evaluate screen color reproduction capability
Color gamut detection, also known as screen color gamut testing or monitor color gamut detection, is a screen test tool that detects monitor color gamut coverage, color accuracy, and saturation performance online through a browser. Many users ask what monitor color gamut means. Simply put, it represents the degree to which the range of colors a monitor can display conforms to standard color gamut spaces (such as sRGB, DCI-P3, Adobe RGB) — when a monitor's color gamut coverage is insufficient or color mapping is inaccurate, the picture will appear color-shifted, dull, or oversaturated, which is color inaccuracy. Monitor color gamut detection and screen color gamut testing refer to the same concept, just with different names. This color gamut detection tool uses multiple test modes (color block comparison, gradient testing, saturation testing) and standard color gamut references to help users determine whether their monitor is working in optimal color state. Through the screen color gamut testing and monitor color gamut detection features provided on this page, you can intuitively see the differences in color gamut coverage and types of color performance.
Unlike other screen test software that requires installation, this color gamut detection is entirely based on native browser rendering and the CSS Color 4 color space API, requiring no download or plugin installation. After opening the page, simply click start to perform screen color gamut testing and monitor color gamut detection, with support for multiple test modes, color gamut standard switching, saturation comparison, and fullscreen testing — an ideal choice for quickly verifying monitor color performance. It is recommended to select different modes and standards during testing to obtain more comprehensive screen test data.
Monitor color performance directly affects visual experience in design, photography, film, and daily entertainment. If a monitor's actual color gamut is lower than its rated value (for example, rated at 98% DCI-P3 but showing noticeable color loss in actual testing), it may be due to incorrect color profile configuration, improper color gamut mapping settings, panel type limitations, or monitor aging. Through screen testing and color gamut detection, these issues can be quickly identified, which is also the significance of regular screen color gamut testing. What monitor color gamut is considered normal? Generally speaking, 100% sRGB coverage is the basic requirement, DCI-P3 coverage above 90% is considered wide color gamut, and Adobe RGB coverage above 90% is professional grade. Therefore, regularly conducting screen color gamut testing and monitor color gamut detection helps promptly identify declining color performance.
This color gamut detection tool can quantify monitor color performance: multiple test modes, color gamut standard switching, and saturation comparison can objectively reflect a monitor's color reproduction capability. If detection results show dull or shifted colors, it is recommended to check monitor color mode or calibrate; if testing is normal, it indicates the monitor is working in optimal color state. Regularly performing screen color gamut testing, monitor color gamut detection, and screen testing ensures your monitor remains in optimal display condition. Combined with color gamut detection data, you can also determine whether to adjust color configuration or replace the monitor with one that has a wider color gamut. Specifically, color gamut represents the range of colors a monitor can display. sRGB is the basic standard, covering approximately 35% of human-visible colors, the most universal standard, and the default color space for web and Windows. DCI-P3 is 25% larger than sRGB, established by the film industry, widely adopted by Apple devices, and commonly used for HDR content. Adobe RGB covers the CMYK printing color gamut, targeted at professional photography and printing, with significant expansion in the cyan-green region. Daily usage recommendations: use sRGB mode for web browsing, switch to P3 for photo editing or video editing, and avoid oversaturation.
After opening the page, select color block comparison, gradient testing, saturation testing and other modes in the top scene selector. The tool will immediately begin displaying test images for screen color gamut testing.
Observe the color differences between the left and right sides of color blocks, the extension range of gradient bars, or the vividness at different saturation levels. You can switch between different color gamut standards (DCI-P3 / Adobe RGB) to obtain more comprehensive monitor color gamut detection performance.
The tool has built-in sRGB reference and color gamut boundary markers to compare the differences between wide color gamut and sRGB. If your monitor has limited color gamut, check color profile configuration or consider replacing it with a wide color gamut panel to complete screen testing.
Three steps to find the optimal color configuration and avoid color shift and color gamut waste
Use the buttons or joystick on the monitor body to find color mode / color gamut / color space / picture mode and other options. Different brands use different names, but they are usually located under the "Picture" or "Color" menu.
If used for web browsing and office work, select sRGB mode; if used for design, photography, or video editing, select DCI-P3 or Adobe RGB mode. Return to this tool for color gamut detection and observe color block comparison and gradient performance.
If colors are shifted or dull, try adjusting the monitor's gamma, color temperature, or use a color calibrator. It is recommended to verify under color block comparison, gradient testing, and saturation testing respectively to ensure monitor color gamut detection coverage is accurate and color reproduction is true.
Tip: Different manufacturers use different names for color modes. Common names include:
Color Space (universal), Picture Mode (universal), sRGB Mode (universal), DCI-P3 Mode (universal), Adobe RGB Mode (universal), Color Enhancement (some brands), etc. If you cannot find "color gamut," look for these similar options.
1. What is color gamut? Color gamut refers to the range of colors a monitor can display, typically expressed as coverage of standard color gamut spaces (such as sRGB, DCI-P3, Adobe RGB). The wider the color gamut, the richer and more vivid the colors a monitor can display. Through color gamut detection, this metric can be quantified.
2. Common color gamut standards and coverage ranges: sRGB (approximately 35% of human-visible color gamut, web standard); DCI-P3 (approximately 45%, film industry standard); Adobe RGB (approximately 50%, professional photography and printing standard). Wide color gamut monitors typically refer to DCI-P3 coverage >90% or Adobe RGB coverage >90%, which is an important basis for monitor color gamut detection.
3. How to distinguish wide color gamut from standard color gamut? Wide color gamut monitors display more vivid colors and smoother gradient transitions when showing wide color gamut content; standard color gamut monitors may show dull colors, insufficient saturation, or color banding. This screen color gamut testing tool helps users distinguish through color block comparison and gradient testing.
4. How does color profile (ICC) affect display? An incorrect ICC profile can cause system color mapping errors, resulting in color shift on screen. It is recommended to use the ICC file provided by the monitor manufacturer or use a color calibrator for calibration, and properly load it in the system to ensure the accuracy of screen testing results.
5. Which monitors need priority color gamut detection? Design monitors, photography monitors, wide color gamut monitors, and monitors claiming high color gamut coverage (such as 98% DCI-P3) are all recommended for screen color gamut testing. Newly purchased monitors should be tested immediately for timely return or exchange.
6. Daily maintenance recommendations: Keep the monitor working at an appropriate color temperature (6500K is standard), calibrate colors regularly, and avoid direct sunlight to prevent panel aging. If testing reveals color abnormalities, try restoring factory settings or updating graphics card drivers, and re-perform color gamut detection.
Covers mainstream monitor panel types, monitor color gamut detection can be performed on any screen
From beginner to advanced, helping you thoroughly master monitor color performance testing and optimization
Color block comparison, gradient testing, and saturation testing for multi-dimensional color performance detection across different scenarios.
Switchable between DCI-P3 / Adobe RGB with built-in sRGB reference to accurately determine wide color gamut support.
Marks sRGB boundaries in gradient testing to visually show wide color gamut extension range and assess color gamut coverage.
Compares P3 and sRGB color blocks at multiple saturation levels to help identify dull colors caused by limited color gamut.
Arrow keys to switch modes and F key for fullscreen, enabling efficient operation and detailed observation.
Automatically detects whether the browser supports P3 / Rec.2020 and provides current screen color gamut reference information.
Online color gamut detection with multiple modes to test your screen's true color gamut and generate color assessment reports.
