Smooth cool-warm

Summary

Smooth cool-warm is a diverging colormap from moreland. Two arms meet at a pivot of lightness 0.90, hue sweeps 254° from violet to red, and order breaks under protan, deutan, and tritan simulation.

Canonical Moreland diverging.

Perceptual profile (OKLCh)

• Lightness: 0.475 → 0.487 (range 0.421, min 0.475, max 0.897); non-monotonic; midpoint 0.897
• Chroma: min 0.001, max 0.195, mean 0.110
• Hue: 271.3° → 22.4° (span 254.1°), path folded; quadrants: violet, blue, orange, red
• Pivot: t 0.498, lightness 0.897, hue jump 151.9°, smoothness 0.504
• Endpoint temperature: cool → warm
• Perceptual ΔE: total 135.9, mean/step 0.533, max step 1.610, smoothness 0.639, speed 0.533

Colorblind safety (ΔE under simulated CVD)

• Protanopia: ΔE total 120.0; preserves order: no
• Deuteranopia: ΔE total 115.1; preserves order: no
• Tritanopia: ΔE total 125.3; preserves order: no

Related

• Family: moreland
• Source: Kenneth Moreland — color-advice.com
• Similar diverging maps: Bent cool-warm
• All colormaps