How to make a photo warmer or cooler?

Select your file and drag the warmth slider — positive values add warm amber tones, negative values add cool blue tones.

What does Warmth Adjust do?

It shifts the color temperature of your image warmer (more amber/yellow) or cooler (more blue), simulating different lighting conditions.

How is Warmth Adjust different from Kelvin Tuner?

Warmth Adjust gives a simple warm/cool slider; Kelvin Tuner lets you set a precise temperature in Kelvin for calibrated results.

What file formats can I export?

You can export as PNG, JPEG, WebP, TIFF, BMP, or HEIC.

Is this tool free to use?

Yes — completely free, no account needed. Your images are processed entirely in your browser and never uploaded to a server. Downloads have no watermarks.

BrushCue Tool

Adjust Color Temperature of Image Online

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Go to Warmth Adjust editor →

What you can expect

Warmth adjusts the color temperature of your image to make it feel cooler or warmer by simulating different lighting conditions. Slide right for golden, cozy tones and left for cooler, crisper tones—while keeping neutrals and skin tones balanced.

Related tools

More BrushCue tools that fit this workflow.

See all tools →

Kelvin Tuner

Adjust the color temperature of your image by setting a specific white point in Kelvin. Perfect for correcting color casts from different lighting conditions or creating a warmer/cooler aesthetic. D50 is our default, you can adjust from there.

Chroma Offset

Applies a uniform chroma shift in the OkLab color space to adjust color intensity without changing hue or luminance. This produces perceptually consistent saturation changes, avoiding the artifacts common in RGB or HSV-based adjustments.

Saturation Adjust

Increase or decrease image saturation online. Perfect for vivid enhancements or muted artistic looks.

Vibrancy

The Vibrancy Effect tool adaptively boosts color saturation while preserving natural-looking tones. Unlike traditional saturation adjustments that uniformly increase chroma across all colors, vibrancy intelligently applies stronger boosts to less saturated colors and milder adjustments to already vivid colors, resulting in more balanced and visually appealing results.

Sepia

Convert any image to warm, classic sepia tones in seconds. This sepia image converter adds a vintage look with rich brown hues, perfect for photography, design, and creative projects.

Frequently asked questions

How to make a photo warmer or cooler?: Select your file and drag the warmth slider — positive values add warm amber tones, negative values add cool blue tones.
What does Warmth Adjust do?: It shifts the color temperature of your image warmer (more amber/yellow) or cooler (more blue), simulating different lighting conditions.
How is Warmth Adjust different from Kelvin Tuner?: Warmth Adjust gives a simple warm/cool slider; Kelvin Tuner lets you set a precise temperature in Kelvin for calibrated results.
What file formats can I export?: You can export as PNG, JPEG, WebP, TIFF, BMP, or HEIC.
Is this tool free to use?: Yes — completely free, no account needed. Your images are processed entirely in your browser and never uploaded to a server. Downloads have no watermarks.

For developers

Use Warmth Adjust from Python

Open the Jupyter notebook example to see how to run this tool from the BrushCue Python API, inspect the processing steps, and adapt the workflow for scripts or batch image jobs.

View Python notebook

Build your own

Adjust Color Temperature of Image Online

What you can expect

Read more about Warmth Adjust

Introducing Kelvin Tuner and Temperature Adjust

Frequently asked questions

Use Warmth Adjust from Python

Create projects with your custom presets