matplotlib

All 23 matplotlib colormaps (19 sequential, 1 multi-sequential, 2 diverging, and 1 cyclic) with side-by-side OKLCh diagnostics for lightness, chroma, hue, and colorblind safety.

• AFM Hot: sequential. Lightness rises monotonically from 0.00 to 1.00, hue sweeps 68° from red to yellow, and order holds under all three colorblind simulations.
• Bone: sequential. Lightness rises monotonically from 0.00 to 1.00, hue sweeps 76° from violet to magenta, and order holds under all three colorblind simulations.
• BRG: sequential. Lightness spans 0.39–0.87, hue sweeps 238° from blue to green, and order breaks under protan, deutan, and tritan simulation.
• Cividis: sequential. Lightness rises monotonically from 0.26 to 0.92, hue sweeps 176° from blue to chartreuse, and order holds under all three colorblind simulations.
• Copper: sequential. Lightness rises monotonically from 0.00 to 0.86, hue sweeps 73° from orange to yellow, and order holds under all three colorblind simulations.
• Cubehelix: sequential. Lightness rises monotonically from 0.00 to 1.00, hue sweeps 360° from magenta to rose, and order holds under all three colorblind simulations.
• Gist Earth: sequential. Lightness rises monotonically from 0.00 to 0.98, hue sweeps 360° from blue to yellow, and order holds under all three colorblind simulations.
• Gist NCAR: sequential. Lightness spans 0.27–0.98, hue sweeps 281° from blue to rose, and order breaks under protan, deutan, and tritan simulation.
• Gist Stern: multi-sequential. Lightness rises monotonically from 0.00 to 0.97, hue sweeps 142° from red to chartreuse, and order holds under all three colorblind simulations.
• Gnuplot: sequential. Lightness spans 0.00–0.97, hue sweeps 178° from rose to chartreuse, and order breaks under protan, deutan, and tritan simulation.
• Gnuplot2: sequential. Lightness spans 0.00–0.97, hue sweeps 206° from blue to chartreuse, and order breaks under protan, deutan, and tritan simulation.
• Hot: sequential. Lightness rises monotonically from 0.00 to 1.00, hue sweeps 110° from red to chartreuse, and order holds under all three colorblind simulations.
• Inferno: sequential. Lightness rises monotonically from 0.05 to 0.98, hue sweeps 190° from violet to chartreuse, and order holds under all three colorblind simulations.
• Magma: sequential. Lightness rises monotonically from 0.05 to 0.98, hue sweeps 188° from violet to chartreuse, and order holds under all three colorblind simulations.
• NIPY Spectral: sequential. Lightness spans 0.00–0.92, hue sweeps 360° from magenta to red, and order breaks under protan, deutan, and tritan simulation.
• Ocean: sequential. Lightness rises monotonically from 0.00 to 1.00, hue sweeps 127° from azure to blue, and order holds under all three colorblind simulations.
• Pink: sequential. Lightness rises monotonically from 0.00 to 0.95, hue sweeps 108° from red to chartreuse, and order holds under all three colorblind simulations.
• Plasma: sequential. Lightness rises monotonically from 0.29 to 0.94, hue sweeps 205° from blue to chartreuse, and order holds under all three colorblind simulations.
• RdBu: diverging. Two arms meet at a pivot of lightness 0.97, hue sweeps 241° from red to blue, and order holds under all three colorblind simulations.
• Spectral: diverging. Two arms meet at a pivot of lightness 0.98, hue sweeps 281° from red to violet, and order holds under all three colorblind simulations.
• Terrain: sequential. Lightness spans 0.39–1.00, hue sweeps 276° from violet to orange, and order breaks under protan, deutan, and tritan simulation.
• Twilight: cyclic. Lightness spans 0.25–0.89, hue sweeps 192° from azure to orange, and order breaks under protan simulation.
• Viridis: sequential. Lightness rises monotonically from 0.29 to 0.92, hue sweeps 216° from magenta to chartreuse, and order holds under all three colorblind simulations.