# Cork

Canonical URL: https://colorcurio.us/colormaps/crameri.cork
Source type: Colormap
Type: diverging
Collection: crameri
Attribution: Crameri 2018, Scientific Colour Maps (https://www.fabiocrameri.ch/colourmaps/)
License: CC-BY-4.0
Source: https://www.fabiocrameri.ch/colourmaps/
Tags: scientific, perceptually-uniform, blue-green
Stops: 256

## Summary

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

Diverging. Sourced from ScientificColourMaps8/cork/cork.txt.

## Perceptual profile (OKLCh)

- Lightness: 0.270 → 0.251 (range 0.691, min 0.251, max 0.942); non-monotonic; midpoint 0.941
- Chroma: min 0.007, max 0.123, mean 0.072
- Hue: 296.4° → 137.1° (span 159.3°), path monotonic-ccw; quadrants: violet, blue, green
- Endpoint temperature: cool → warm
- Perceptual ΔE: total 150.6, mean/step 0.590, max step 0.599, smoothness 0.991, speed 0.590

## Colorblind safety (ΔE under simulated CVD)

- Protanopia: ΔE total 140.2; preserves order: yes
- Deuteranopia: ΔE total 138.5; preserves order: yes
- Tritanopia: ΔE total 151.6; preserves order: yes

## Related

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