Move colours to HSL, probably a mistake

onlylegs/filters.py

@@ -4,6 +4,7 @@ Custom Jinja2 filters
 """
 from flask import Blueprint
 from onlylegs.utils import colour as colour_utils
+import colorsys
 
 
 blueprint = Blueprint("filters", __name__)
@@ -18,3 +19,27 @@ def colour_contrast(colour):
     """
     colour_obj = colour_utils.Colour(colour)
     return "rgb(var(--fg-black));" if colour_obj.is_light() else "rgb(var(--fg-white));"
+
+
+@blueprint.app_template_filter()
+def hsl_hue(rgb):
+    """
+    Pass in a rgb value and will return the hue value
+    """
+    r, g, b = rgb
+    r /= 255
+    g /= 255
+    b /= 255
+    return colorsys.rgb_to_hls(r, g, b)[0] * 360
+
+
+@blueprint.app_template_filter()
+def hsl_saturation(rgb):
+    """
+    Pass in a rgb value and will return the saturation value
+    """
+    r, g, b = rgb
+    r /= 255
+    g /= 255
+    b /= 255
+    return colorsys.rgb_to_hls(r, g, b)[1] * 100