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Highlight important senders with color rules in Gmail. Make important emails stand out with color. Email Color lets you create simple color rules for Gmail senders. Highlight messages from a specific email address, domain, company, newsletter, or anything else you want to spot quickly in a busy inbox. Just create a rule, choose a color, and Email Color will automatically highlight matching messages directly in your Gmail inbox. Simple and private • Create color rules using full or partial email addresses • Choose a different color for each rule • Highlight messages automatically as you browse Gmail • Keep separate rules for different Gmail accounts • Everything is stored locally on your device • No analytics, tracking, external servers, or data collection Why I built Email Color I built Email Color to help me navigate a busy inbox with ADHD. Color helps me spot what matters at a glance, and I decided to share the tool in the hope that it might help others too. Email Color is designed to do one simple thing: make the emails that matter to you easier to see.
Sep 7, 2026
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Media assets
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Developer website
Listing exposes a developer website URL.
Contact email
Listing exposes a contact email.
Keyword in name
Case-insensitive substring match in the name.
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Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
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