CSS Filter Generator

The CSS filter generator composes a filter() formula from five sliders — blur, brightness, contrast, saturate and hue-rotate — and previews the result live on a colour gradient.

What is CSS Filter Generator?

• The CSS filter generator gives you five sliders and a preview panel: blur runs from 0 to 20 pixels; brightness, contrast and saturation each run from 0 to 200 percent; hue-rotate runs from 0 to 360 degrees.
• The preview is a fixed diagonal gradient of rose, violet and sky, chosen because it carries a wide spread of hues and mid-range tones — so every slider's effect is visible at once.
• Under the preview, a card holds the finished declaration on a single line with a copy button.

All five functions are always printed, in a fixed order: blur, then brightness, contrast, saturate and hue-rotate. That makes the output stable and easy to diff — the string changes only where the numbers change — at the cost of being longer than a hand-written one. It also means the neutral values are spelled out, so a freshly loaded page emits filter: blur(0px) brightness(100%) contrast(100%) saturate(100%) hue-rotate(0deg). You can delete the functions you do not need once pasted.

The order is not cosmetic. CSS applies filter functions in sequence, each one receiving the output of the last, so blurring after a hue rotation is not the same operation as blurring before it. The generator fixes an order that matches how people normally reason about the stack — soften first, then adjust tone, then shift hue — and the preview reflects exactly that sequence. If you reorder the functions in your own stylesheet, expect the result to move away from what you saw here.

• Hue-rotate deserves a caution, because it is the slider most likely to disappoint.
• The rotation is a matrix approximation in RGB rather than a true conversion into a perceptual colour space, so it can nudge saturation and perceived lightness as well as hue — shifting a saturated blue by 120 degrees will not always land on the green you expect.
• For precise hue changes a colour value is more predictable, so treat a hue rotate css filter as a quick approximation, best used on something you cannot edit such as a photograph or a third-party asset.

As a css filter for images tool, the practical workflow is to spill the values into shape here and then verify against the real asset. The preview is a gradient rather than your own image, so the last ten percent of tuning — how a particular skin tone or sky reacts — is best done in the browser's developer tools, where the same declaration can be typed into the styles panel and adjusted live. What this page gives you first is a defensible starting point and the exact syntax.

A few limits belong on the label. The ranges stop at 200 percent, so extreme values cannot be expressed; grayscale, sepia, invert, drop-shadow and opacity are absent from the interface even though filter supports them; and the output is always in pixels and percentages, never in other units. Filters also create a new stacking context and can be expensive to animate on large surfaces. Within those boundaries, this is a fast way to generate css filter declarations and to see a css filter color formula settle into place before you commit it to a stylesheet.

How to use CSS Filter Generator

1. Drag the five sliders to build the filter, watching the gradient preview update live.
2. Copy the single-line declaration from the CSS card.
3. Paste it into your stylesheet and delete any functions left at their neutral values.

When to use CSS Filter Generator vs related tools

Use this when you need a filter applied to an existing element you cannot recolour, such as a photograph or a vendor logo. Use the backdrop-filter generator when the goal is to blur or tint whatever sits behind an element instead. When the hue shift has to be precise rather than approximate, the hue rotator works on the colour itself; when the target is what sits behind an element rather than inside it, the CSS backdrop filter generator is the sibling property.

Privacy & Security

This tool runs entirely in your browser — no data ever leaves your device. There is no server round-trip, no upload, no logging, and no account required. Your input is processed locally using client-side JavaScript and is never stored, transmitted, or accessible to anyone else. When you close the tab, everything disappears.

Frequently asked questions about CSS Filter Generator