diff --git a/thonnycontrib/kyanite_theme_syntax/__init__.py b/thonnycontrib/kyanite_theme_syntax/__init__.py
index deb2254..c3a384a 100755
--- a/thonnycontrib/kyanite_theme_syntax/__init__.py
+++ b/thonnycontrib/kyanite_theme_syntax/__init__.py
@@ -1,63 +1,77 @@
 '''kyanite syntax theme
-   theme inspired by processing 4.0b3 default theme, kyanite
-'''
+   theme inspired by processing 4.0b3 default theme, kyanite'''
 
 from thonny import get_workbench, workbench
 
+def load_plugin() -> None:
+    """Registers the 'Kyanite Syntax' theme with Thonny's workbench.
 
-def kyanite_syntax() -> workbench.SyntaxThemeSettings:
-    '''based on default_light (see thonny > plugins > base_syntax_themes)'''
-    default_fg = '#111155'
-    default_bg = '#FFFFF2'
-    light_fg = '#94A4AF'
-    string_fg = '#7D4793'
-    open_string_bg = '#E2E7E1'
-    gutter_foreground = '#A4B4BF'
-    gutter_background = '#E2E7E1'
-
-    return {
-      'TEXT': {
-        'foreground': default_fg,
-        'insertbackground': default_fg,
-        'background': default_bg,
-      },
-      'GUTTER': {
-        'foreground': gutter_foreground,
-        'background': gutter_background
-      },
-      'breakpoint': {'foreground': 'crimson'},
-      'current_line': {'background': '#D9FAFF'},
-      'definition': {'foreground': '#006699', 'font': 'BoldEditorFont'},
-      'string': {'foreground': string_fg},
-      'string3': {
-        'foreground': string_fg,
-        'background': None, 'font': 'EditorFont'
-      },
-      'open_string': {'foreground': string_fg, 'background': open_string_bg},
-      'open_string3': {
-        'foreground': string_fg,
-        'background': open_string_bg,
-        'font': 'EditorFont',
-      },
-      'tab': {'background': '#F5ECD7'},
-      'keyword': {'foreground': '#33997E', 'font': 'EditorFont'},
-      'builtin': {'foreground': '#006699'},
-      'number': {'foreground': '#B04600'},
-      'comment': {'foreground': light_fg},
-      'welcome': {'foreground': light_fg},
-      'magic': {'foreground': light_fg},
-      'prompt': {'foreground': string_fg, 'font': 'BoldEditorFont'},
-      'stdin': {'foreground': 'Blue'},
-      'stdout': {'foreground': 'Black'},
-      'stderr': {'foreground': '#CC0000'},  # same as ANSI red
-      'value': {'foreground': 'DarkBlue'},
-      'hyperlink': {'foreground': '#3A66DD', 'underline': True}
-    }
-
+    This theme is inspired by the default Processing 4.0b3 theme and builds upon
+    Thonny's 'Default Light' syntax theme. It customizes foreground & background
+    colors for various syntax elements to create a soft, readable aesthetic."""
 
-def load_plugin() -> None:
     get_workbench().add_syntax_theme(
-      'Kyanite Syntax',
-      'Default Light',
-      kyanite_syntax
-    )
+        'Kyanite Syntax', 'Default Light', KYANITE_SYNTAX)
+
+
+__all__ = 'load_plugin',
+
+DEFAULT_BG   = '#FFFFF2' # Ivory
+DEFAULT_FG   = '#111155' # Dark Indigo
+LIGHT_FG     = '#94A4AF' # Light Slate Gray
+STRING_FG    = '#7D4793' # Deep Orchid
+OPEN_STR_BG  = '#E2E7E1' # Light Gray Green
+GUTTER_BG    = '#E2E7E1' # Light Gray Green
+GUTTER_FG    = '#A4B4BF' # Pale Steel Blue
+
+PALE_CYAN    = '#D9FAFF'
+M_TEAL_BLUE  = '#006699'
+LIGHT_BEIGE  = '#F5ECD7'
+SEA_GREEN    = '#33997E'
+BURNT_ORANGE = '#B04600'
+CRIMSON_RED  = '#CC0000'
+ROYAL_BLUE   = '#3A66DD'
+
+KYANITE_SYNTAX: workbench.SyntaxThemeSettings = {
+    'TEXT': {
+        'foreground': DEFAULT_FG,
+        'insertbackground': DEFAULT_FG,
+        'background': DEFAULT_BG
+    },
+
+    'GUTTER': { 'foreground': GUTTER_FG, 'background': GUTTER_BG },
+
+    'breakpoint': { 'foreground': 'crimson' },
+    'current_line': { 'background': PALE_CYAN },
+    'definition': { 'foreground': M_TEAL_BLUE, 'font': 'BoldEditorFont' },
+    'string': { 'foreground': STRING_FG },
+
+    'string3': {
+        'foreground': STRING_FG,
+        'background': False,
+        'font': 'EditorFont'
+    },
+
+    'open_string': { 'foreground': STRING_FG, 'background': OPEN_STR_BG },
+
+    'open_string3': {
+        'foreground': STRING_FG,
+        'background': OPEN_STR_BG,
+        'font': 'EditorFont'
+    },
+
+    'tab': { 'background': LIGHT_BEIGE },
+    'keyword': { 'foreground': SEA_GREEN, 'font': 'EditorFont' },
+    'builtin': { 'foreground': M_TEAL_BLUE },
+    'number': { 'foreground': BURNT_ORANGE },
+    'comment': { 'foreground': LIGHT_FG },
+    'welcome': { 'foreground': LIGHT_FG },
+    'magic': { 'foreground': LIGHT_FG },
+    'prompt': { 'foreground': STRING_FG, 'font': 'BoldEditorFont' },
+    'stdin': { 'foreground': 'Blue' },
+    'stdout': { 'foreground': 'Black' },
+    'stderr': { 'foreground': CRIMSON_RED }, # same as ANSI red
+    'value': { 'foreground': 'DarkBlue' },
+    'hyperlink': { 'foreground': ROYAL_BLUE, 'underline': True }
+}
+'''Based on default_light (see thonny > plugins > base_syntax_themes)'''
diff --git a/thonnycontrib/kyanite_theme_ui/__init__.py b/thonnycontrib/kyanite_theme_ui/__init__.py
index e71ebd4..be18eb8 100755
--- a/thonnycontrib/kyanite_theme_ui/__init__.py
+++ b/thonnycontrib/kyanite_theme_ui/__init__.py
@@ -1,24 +1,34 @@
 '''kyanite ui theme
-   theme inspired by processing 4.0b3 default theme, kyanite
-'''
+   theme inspired by processing 4.0b3 default theme, kyanite'''
 
 from thonny import get_workbench
 from thonny.plugins.clean_ui_themes import clean
 
-
 def load_plugin() -> None:
-    get_workbench().add_ui_theme(
-      'Kyanite UI',
-      'Clean Sepia',
-      clean(
-        frame_background='#6BA0C7',
-        text_background='#FFFFF2',
-        normal_detail='#C4E9FF',
-        high_detail='#B4D9EF',
-        low_detail='#A4C9DF',
-        normal_foreground='#002233',
-        high_foreground='#002233',
-        low_foreground='#000066',
-        custom_menubar=0,
-      ),
-    )
+    """Registers the 'Kyanite UI' theme with Thonny's workbench.
+
+    This theme is inspired by Processing 4.0b3's default aesthetic and builds on
+    Thonny's 'Clean Sepia' theme, using soft blues and ivory tones for a clean,
+    modern look."""
+
+    get_workbench().add_ui_theme('Kyanite UI', 'Clean Sepia', clean(
+        frame_background=STEEL_BLUE,
+        text_background=IVORY,
+        normal_detail=LIGHT_SKY_BLUE,
+        high_detail=POWDER_BLUE,
+        low_detail=LIGHT_BLUE,
+        normal_foreground=MIDNIGHT_BLUE,
+        high_foreground=MIDNIGHT_BLUE,
+        low_foreground=NAVY,
+        custom_menubar=0))
+
+
+__all__ = 'load_plugin',
+
+STEEL_BLUE      = '#6BA0C7'
+IVORY           = '#FFFFF2'
+LIGHT_SKY_BLUE  = '#C4E9FF'
+POWDER_BLUE     = '#B4D9EF'
+LIGHT_BLUE      = '#A4C9DF'
+MIDNIGHT_BLUE   = '#002233'
+NAVY            = '#000066'