# NCL wind 17lev

Canonical URL: https://colorcurio.us/colormaps/ncar.wind_17lev
Source type: Colormap
Type: sequential
Collection: ncar
Attribution: NCL/NCAR — UCAR (via hhuangwx/cmaps MIT wrapper)
License: MIT (wrapper) / public-domain (data)
Source: https://raw.githubusercontent.com/hhuangwx/cmaps/master/cmaps/colormaps/ncar_ncl/wind_17lev.rgb
Tags: climate
Stops: 256

## Summary

NCL wind 17lev is a sequential colormap from the ncar collection. Inspect its perceptual lightness, chroma, and hue profile on colorcurio.us.

NCL wind magnitude ramp.

## Perceptual profile (OKLCh)

- Lightness: 1.000 → 0.840 (range 0.397, min 0.603, max 1.000); non-monotonic; midpoint 0.750
- Chroma: min 0.000, max 0.240, mean 0.139
- Hue: 0.0° → 268.9° (span 220.3°), path monotonic-ccw; quadrants: chartreuse, green, yellow, orange, red, rose, magenta, violet, blue
- Endpoint temperature: null → cool
- Perceptual ΔE: total 213.4, mean/step 0.837, max step 2.030, smoothness 0.541, speed 0.837

## Colorblind safety (ΔE under simulated CVD)

- Protanopia: ΔE total 175.3; preserves order: no
- Deuteranopia: ΔE total 172.9; preserves order: no
- Tritanopia: ΔE total 203.3; preserves order: no

## Related

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