diff --git a/kitty/conf/generate.py b/kitty/conf/generate.py
index 0f4661110..178eeb7bf 100644
--- a/kitty/conf/generate.py
+++ b/kitty/conf/generate.py
@@ -472,7 +472,7 @@ def go_type_data(parser_func: ParserFuncType, ctype: str, is_multiple: bool = Fa
     if p == 'unit_float':
         return 'float64', 'config.UnitFloat(val, 10, 64)'
     if p == 'python_string':
-        return 'string', 'config.StringLiteral(val, 10, 64)'
+        return 'string', 'config.StringLiteral(val)'
     th = get_type_hints(parser_func)
     rettype = th['return']
     return {int: 'int64', str: 'string', float: 'float64'}[rettype], f'{p}(val)'
diff --git a/tools/utils/style/wrapper.go b/tools/utils/style/wrapper.go
index 72fd95cc4..59a4e7255 100644
--- a/tools/utils/style/wrapper.go
+++ b/tools/utils/style/wrapper.go
@@ -157,6 +157,20 @@ func ParseColor(color string) (RGBA, error) {
 	return RGBA{}, fmt.Errorf("Not a valid color name: %#v", color)
 }
 
+type NullableColor struct {
+	Color  RGBA
+	IsNull bool
+}
+
+func ParseColorOrNone(color string) (NullableColor, error) {
+	raw := strings.TrimSpace(strings.ToLower(color))
+	if raw == "none" {
+		return NullableColor{IsNull: true}, nil
+	}
+	c, err := ParseColor(raw)
+	return NullableColor{Color: c}, err
+}
+
 var named_colors = map[string]uint8{
 	"black": 0, "red": 1, "green": 2, "yellow": 3, "blue": 4, "magenta": 5, "cyan": 6, "gray": 7, "white": 7,