# Greys

Canonical URL: https://colorcurio.us/colormaps/colorbrewer.Greys
Source type: Colormap
Type: sequential
Collection: colorbrewer
Attribution: Cynthia Brewer & Mark Harrower, ColorBrewer 2.0
License: Apache-2.0
Source: https://colorbrewer2.org/
Tags: sequential, colorbrewer, single-hue, grey, single-hue, light-start
Stops: 256

## Summary

Greys is a sequential colormap from the colorbrewer collection. Inspect its perceptual lightness, chroma, and hue profile on colorcurio.us.

ColorBrewer 2.0 single-hue sequential 'Greys' (9-class anchors).

## Perceptual profile (OKLCh)

- Lightness: 1.000 → 0.000 (range 1.000, min 0.000, max 1.000); monotonic; midpoint 0.675
- Chroma: min 0.000, max 0.000, mean 0.000
- Hue: 0.0° → 0.0° (span 0.0°), path static
- Endpoint temperature: null → null
- Perceptual ΔE: total 75.2, mean/step 0.295, max step 0.623, smoothness 0.502, speed 0.295

## Colorblind safety (ΔE under simulated CVD)

- Protanopia: ΔE total 75.2; preserves order: yes
- Deuteranopia: ΔE total 75.2; preserves order: yes
- Tritanopia: ΔE total 75.2; preserves order: yes

## Related

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