# CB-Kbw

Canonical URL: https://colorcurio.us/colormaps/colorcet.cb-kbw
Source type: Colormap
Type: sequential
Collection: colorcet
Attribution: Kovesi 2015 — "Good Colour Maps: How to Design Them" (arXiv:1509.03700)
License: CC-BY-4.0
Source: https://raw.githubusercontent.com/holoviz/colorcet/main/assets/CET/linear-protanopic-deuteranopic_kbw_5-95_c34_n256.csv
Tags: cvd-friendly, dark-bg, bathymetry
Stops: 256

## Summary

CB-Kbw is a sequential colormap from the colorcet collection. Inspect its perceptual lightness, chroma, and hue profile on colorcurio.us.

## Perceptual profile (OKLCh)

- Lightness: 0.177 → 0.957 (range 0.780, min 0.177, max 0.957); monotonic; midpoint 0.570
- Chroma: min 0.000, max 0.189, mean 0.096
- Hue: 182.0° → 181.7° (span 93.2°), path folded; quadrants: blue, violet
- Endpoint temperature: null → null
- Perceptual ΔE: total 96.4, mean/step 0.378, max step 0.654, smoothness 0.833, speed 0.378

## Colorblind safety (ΔE under simulated CVD)

- Protanopia: ΔE total 94.2; preserves order: yes
- Deuteranopia: ΔE total 96.2; preserves order: yes
- Tritanopia: ΔE total 92.0; preserves order: yes

## Related

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