# Phosphor

Canonical URL: https://colorcurio.us/library/phosphor
Source type: Library entry
Resource URL: https://www.joshuastevens.net/phosphor/
Added: 2026-09-27

## Summary

Turn a few hexes into a ramp whose lightness climbs evenly in OKLab, with CVD previews.

Exports straight to ArcGIS Pro and QGIS — one of the few ramp builders aimed at cartographers.

- Resource: [Phosphor](https://www.joshuastevens.net/phosphor/)
- By: Joshua Stevens
- Kind: palettes (tool)
- Level: beginner
- Tags: gradients, color-scales, cartography, oklab, cielab, designer, scientist, interactive, web, gis

## In collections

- [Cartography Essentials](https://colorcurio.us/library/collections/cartography-essentials)

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