grade your images + videos in the Luttie Editor
Free tools

Color 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.

Before & After SliderInteractive

Drag to wipe between the original and a graded version of your own photo, with six cinematic looks built in.

Colour Palette ExtractorInteractive

Pull the dominant palette out of a film still, see the hues on the colour wheel, and find out whether the look is complementary, analogous, or triadic.

Histogram & Waveform ReaderInteractive

RGB histogram, luma histogram, waveform, and parade for any image, with clipping measured for you.

White Balance CorrectorInteractive

Drag temperature and tint to remove a colour cast, and see the exact channel gains behind the correction.

Lift, Gamma, GainInteractive

Learn the three primary correction controls by dragging them against a live curve, grey ramp, and image.

Rec.709 vs Rec.2020 vs P3Reference

Compare delivery colour spaces on a chromaticity diagram, plus a plain guide to SDR, HDR, PQ, and HLG.

Color Temperature ChartReference

Find the right Kelvin value for any light source. Interactive chart from candlelight to open shade.

Split-tone PreviewInteractive

Choose shadow and highlight colors and preview the split-tone effect before applying it to your images.

LUT Strength CalculatorInteractive

Visualise how blending a LUT at different strength values affects your image before committing.

LUT Opacity VisualizerInteractive

See how LUT opacity changes the look of a grade from 0% to 100%, and find the right blend point.

Log-to-Rec709 ReferenceReference

S-Log2, S-Log3, C-Log, N-Log, D-Log — find the right technical LUT or transform for your camera's log profile.

Skin Tone Balance ReferenceReference

Lab and RGB reference values for accurate skin tone grading across a wide range of complexions.

Find LUT for Your CameraInteractive

Select your camera and get a recommended LUT and grading workflow tailored to its colour science.

Color Accuracy CheckerInteractive

Grade a ColorChecker, upload it, and measure the CIEDE2000 ΔE of all 24 patches against X-Rite reference values.

ColorChecker ChartReference

A 24-patch colour reference generated from official X-Rite Lab D50 values. Verify LUTs and test colour accuracy.

18% Grey Card & Neutral WedgeReference

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?