# Iceburn

Canonical URL: https://colorcurio.us/colormaps/cmasher.iceburn
Source type: Colormap
Type: diverging
Collection: cmasher
Attribution: Ellert van der Velden — CMasher (10.21105/joss.02004)
License: BSD-3
Source: https://raw.githubusercontent.com/1313e/CMasher/master/src/cmasher/colormaps/iceburn/iceburn_norm.txt
Tags: perceptually-uniform, diverging
Stops: 256

## Summary

Iceburn is a diverging colormap from the cmasher collection. Inspect its perceptual lightness, chroma, and hue profile on colorcurio.us.

Blue↔orange diverging on dark midpoint.

## Perceptual profile (OKLCh)

- Lightness: 0.902 → 0.895 (range 0.877, min 0.025, max 0.902); non-monotonic; midpoint 0.025
- Chroma: min 0.001, max 0.166, mean 0.100
- Hue: 197.2° → 100.7° (span 263.5°), path monotonic-cw; quadrants: cyan, azure, blue, violet, red, orange, yellow, chartreuse
- Endpoint temperature: cool → warm
- Perceptual ΔE: total 196.4, mean/step 0.770, max step 1.262, smoothness 0.794, speed 0.770

## Colorblind safety (ΔE under simulated CVD)

- Protanopia: ΔE total 166.6; preserves order: yes
- Deuteranopia: ΔE total 162.0; preserves order: yes
- Tritanopia: ΔE total 168.3; preserves order: yes

## Related

- Family: https://colorcurio.us/colormaps/families/cmasher
- All colormaps: https://colorcurio.us/colormaps