[BUG] Corrplot's heatmap has no color

[AuRobinson]

Details

Following steps for corrplot;

using DataFrames
using RDatasets
using StatsPlots

iris = dataset("datasets", "iris")

gr(size=(600,500))

@df iris corrplot([:SepalLength :SepalWidth :PetalLength :PetalWidth], grid=false)

Backends

This bug occurs on ( insert x below )

Backend	yes	no	untested
gr (default)	x
pythonplot			x
plotlyjs			x
pgfplotsx			x
unicodeplots			x
inspectdr			x
gaston			x

Versions

Julia Version 1.11.4
Commit 8561cc3d68d (2025-03-10 11:36 UTC)
Build Info:
Official https://julialang.org/ release
Platform Info:
OS: Linux (x86_64-linux-gnu)
CPU: 20 × 12th Gen Intel(R) Core(TM) i7-12700K
WORD_SIZE: 64
LLVM: libLLVM-16.0.6 (ORCJIT, alderlake)
Threads: 1 default, 0 interactive, 1 GC (on 20 virtual cores)