1How to use this tool
Pick and convert colors easily for your website designs:
- Click the color preview box to open the native color palette picker, or enter a custom color string (like a HEX or RGB code).
- Adjust the Hue, Saturation, Lightness, and Opacity sliders to tweak the color values manually.
- Copy the converted values for HEX, RGB, HSL, or RGBA/HSLA with a single click.
2Benefits and Use Cases
- Real-time Conversions: Change one format or adjust a slider, and all formats (HEX, RGB, HSL) update immediately.
- CSS Copy-Paste Friendly: Ready-to-use CSS output strings.
Frequently Asked Questions
How are the calculations determined?
We use standard scientific and public formulas (such as WHO standards for health trackers or standardized calendar maths).
Is my inputs data private?
Yes. All personal metrics (age, weight, cycle details) are processed locally and are never stored or tracked by NexToolkit.
Can I use this tool on mobile?
Yes. The UI is designed to be fully responsive and works perfectly on mobile phones, tablets, and desktop computers.