diff --git a/easyunfold/cli.py b/easyunfold/cli.py
index e73b527..b248c5c 100644
--- a/easyunfold/cli.py
+++ b/easyunfold/cli.py
@@ -517,7 +517,7 @@ def process_dos(dos, dos_elements, dos_orbitals, dos_atoms, gaussian, total_only
               default=None)
 @click.option('--colourspace',
               help='Colourspace in which to perform interpolation for combined plot.',
-              default='lablch',
+              default='lab',
               show_default=True,
               type=click.Choice(['rgb', 'hsv', 'lab', 'luvlch', 'lablch', 'xyz']))
 def unfold_plot_projections(ctx, npoints, sigma, eref, out_file, show, emin, emax, cmap, no_symm_average, vscale, dos, dos_label, zero_line,
diff --git a/easyunfold/plotting.py b/easyunfold/plotting.py
index 59ee82b..352aad3 100644
--- a/easyunfold/plotting.py
+++ b/easyunfold/plotting.py
@@ -580,7 +580,7 @@ def plot_projected(
         orbitals=None,
         use_subplot=False,
         colours=None,
-        colorspace='lablch',
+        colorspace='lab',
         intensity=1.0,
     ):
         """
@@ -811,7 +811,7 @@ def plot_effective_mass_fit(efm: EffectiveMass,
         return fig
 
 
-def interpolate_colors(colours: Sequence, weights: list, colorspace='lablch', normalize=True):
+def interpolate_colors(colours: Sequence, weights: list, colorspace='lab', normalize=True):
     """
     Interpolate colours at a number of points within a colorspace.