LuttieColor grading tools for photographers and colorists
Free, browser-based tools for common color grading tasks. Each one links to the full Luttie editor when you're ready to apply the grade to your own images.
Find the right Kelvin value for any light source. Interactive chart from candlelight to open shade.
Choose shadow and highlight colors and preview the split-tone effect before applying it to your images.
Visualise how blending a LUT at different strength values affects your image before committing.
See how LUT opacity changes the look of a grade from 0% to 100%, and find the right blend point.
S-Log2, S-Log3, C-Log, N-Log, D-Log — find the right technical LUT or transform for your camera's log profile.
Lab and RGB reference values for accurate skin tone grading across a wide range of complexions.
Select your camera and get a recommended LUT and grading workflow tailored to its colour science.
Grade a ColorChecker, upload it, and measure the CIEDE2000 ΔE of all 24 patches against X-Rite reference values.
A 24-patch colour reference generated from official X-Rite Lab D50 values. Verify LUTs and test colour accuracy.
An 18% reflectance grey card and 11-step neutral wedge at exact sRGB values. Set exposure and spot colour casts.
Ready to apply these concepts to your own images?