# Contrast Slider

> Adjust general webpage contrast with a slider, color assist mode with warm / cool / neutral sliders, and create + stack your own selected hex code sliders.

Canonical page: [https://chrome-stats.com/d/contrast-slider](https://chrome-stats.com/d/contrast-slider)

## Overview

- **ID:** `contrast-slider`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** KeyOuts
- **Category:** search-tools,appearance
- **Daily users:** 8
- **Weekly downloads:** 1
- **Rating:** 5.00 / 5 (2 ratings)
- **Version:** 3.2.1
- **Last updated:** 2026-07-11
- **First published:** 2025-09-02
- **Size:** 25 KB
- **Data as of:** 2026-09-07
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/contrast-slider/)

## Description

Adjust general webpage contrast with a slider, color assist mode with warm / cool / neutral sliders, and create + stack your own selected hex code sliders. Autosaves preferences by URL.

Add-on can conflict with some site overlays. When this happens, use the disable add-on button within the popup to stop its function.

## Rankings

- #36,057 — Overall
- #91 — trash

## Permissions and access

### Permissions

- `activeTab`
- `storage`
- `scripting`

### Host permissions

- `<all_urls>`

### Content script matches

- `<all_urls>`

## Safety

- **Risk impact:** Moderate risk impact
- **Risk likelihood:** Moderate risk likelihood

### Analysis details

- Allows access to all websites, posing a significant security risk as it can monitor and modify data from any visited site.
- This extension has low user count. Unpopular extensions may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

## Similar extensions and apps

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- [Contrastify](https://chrome-stats.com/d/contrastify) — 1 users
- [Webpage Color Adjuster](https://chrome-stats.com/d/webpage-color-adjuster) — 114 users, 5.00 / 5
- [Yet Another Dark-Light Toggle](https://chrome-stats.com/d/yadl-toggle) — 16 users
- [Contrast Checker Popup](https://chrome-stats.com/d/contrast-checker-popup)
- [Colour Contrast Checker Plus](https://chrome-stats.com/d/colour-contrast-checker-plus) — 49 users
- [Color Contrast Checker](https://chrome-stats.com/d/color-contrast-checker-addon) — 24 users, 1.00 / 5
- [Color Contrast Checker](https://chrome-stats.com/d/color-contrast-checkerr) — 17 users
- [Colorful Contrasting](https://chrome-stats.com/d/color-contrast)
- [Colour Contrast Checker](https://chrome-stats.com/d/colour-contrast-checker) — 10 users
- [Fix Contrast](https://chrome-stats.com/d/fix-contrast) — 79 users, 2.17 / 5
- [Toggle Colors](https://chrome-stats.com/d/toggle-colors) — 1 users

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Source: [Chrome-Stats](https://chrome-stats.com/d/contrast-slider)