Update primary and accent colors to blue (#2563eb) matching landing page (#1572)

Replace the dark charcoal (#212121) primary and purple (#C177FC) accent
with the landing page's blue (#2563eb) for consistent branding.

Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>

Author: gugu

frontend/src/app/services/connections.service.ts

@@ -163,13 +163,13 @@ export class ConnectionsService {
 					});
 				} else {
 					this.isCustomAccentedColor = false;
-					this._themeService.updateColors({ palettes: { primaryPalette: '#212121', accentedPalette: '#C177FC' } });
+					this._themeService.updateColors({ palettes: { primaryPalette: '#2563eb', accentedPalette: '#2563eb' } });
 				}
 			});
 		} else {
 			this.connection = { ...this.connectionInitialState };
 			this.isCustomAccentedColor = false;
-			this._themeService.updateColors({ palettes: { primaryPalette: '#212121', accentedPalette: '#C177FC' } });
+			this._themeService.updateColors({ palettes: { primaryPalette: '#2563eb', accentedPalette: '#2563eb' } });
 		}
 
 		console.log('this.defaultDisplayTable');
@@ -275,7 +275,7 @@ export class ConnectionsService {
 					});
 				} else {
 					this.defaultDisplayTable = null;
-					this._themeService.updateColors({ palettes: { primaryPalette: '#212121', accentedPalette: '#C177FC' } });
+					this._themeService.updateColors({ palettes: { primaryPalette: '#2563eb', accentedPalette: '#2563eb' } });
 				}
 				return { ...res, connection };
 			}),

frontend/src/main.ts

@@ -45,8 +45,8 @@ const saasExtraProviders = (environment as any).saas
 	: [];
 const colorConfig: IColorConfig<Palettes, Colors> = {
 	palettes: {
-		primaryPalette: '#212121',
-		accentedPalette: '#C177FC',
+		primaryPalette: '#2563eb',
+		accentedPalette: '#2563eb',
 		warnPalette: '#B71C1C',
 		whitePalette: '#FFFFFF',
 		warnDarkPalette: '#E53935',