MM-37809 Theming tweaks (#26289)

* tweaked dark themes and quartz theme

* refinements to themes

* tweaked denim global header color

* updates to quartz and sapphire themes

* tweaked quartz theme

* tweaks to indigo theme

* minor tweaks to themes

* update snapshots

* updated hex colors to consistent casing and updated snapshots

webapp/channels/src/plugins/pluggable/__snapshots__/pluggable.test.tsx.snap

@@ -54,7 +54,7 @@ exports[`plugins/Pluggable should match snapshot with extended component 1`] = `
       "sidebarBg": "#1e325c",
       "sidebarHeaderBg": "#192a4d",
       "sidebarHeaderTextColor": "#ffffff",
-      "sidebarTeamBarBg": "#14213e",
+      "sidebarTeamBarBg": "#162545",
       "sidebarText": "#ffffff",
       "sidebarTextActiveBorder": "#5d89ea",
       "sidebarTextActiveColor": "#ffffff",
@@ -90,7 +90,7 @@ exports[`plugins/Pluggable should match snapshot with extended component 1`] = `
           "sidebarBg": "#1e325c",
           "sidebarHeaderBg": "#192a4d",
           "sidebarHeaderTextColor": "#ffffff",
-          "sidebarTeamBarBg": "#14213e",
+          "sidebarTeamBarBg": "#162545",
           "sidebarText": "#ffffff",
           "sidebarTextActiveBorder": "#5d89ea",
           "sidebarTextActiveColor": "#ffffff",
@@ -187,7 +187,7 @@ exports[`plugins/Pluggable should match snapshot with extended component with pl
       "sidebarBg": "#1e325c",
       "sidebarHeaderBg": "#192a4d",
       "sidebarHeaderTextColor": "#ffffff",
-      "sidebarTeamBarBg": "#14213e",
+      "sidebarTeamBarBg": "#162545",
       "sidebarText": "#ffffff",
       "sidebarTextActiveBorder": "#5d89ea",
       "sidebarTextActiveColor": "#ffffff",
@@ -223,7 +223,7 @@ exports[`plugins/Pluggable should match snapshot with extended component with pl
           "sidebarBg": "#1e325c",
           "sidebarHeaderBg": "#192a4d",
           "sidebarHeaderTextColor": "#ffffff",
-          "sidebarTeamBarBg": "#14213e",
+          "sidebarTeamBarBg": "#162545",
           "sidebarText": "#ffffff",
           "sidebarTextActiveBorder": "#5d89ea",
           "sidebarTextActiveColor": "#ffffff",
@@ -313,7 +313,7 @@ exports[`plugins/Pluggable should match snapshot with no extended component 1`]
       "sidebarBg": "#1e325c",
       "sidebarHeaderBg": "#192a4d",
       "sidebarHeaderTextColor": "#ffffff",
-      "sidebarTeamBarBg": "#14213e",
+      "sidebarTeamBarBg": "#162545",
       "sidebarText": "#ffffff",
       "sidebarTextActiveBorder": "#5d89ea",
       "sidebarTextActiveColor": "#ffffff",
@@ -380,7 +380,7 @@ exports[`plugins/Pluggable should match snapshot with non-null pluggableId 1`] =
       "sidebarBg": "#1e325c",
       "sidebarHeaderBg": "#192a4d",
       "sidebarHeaderTextColor": "#ffffff",
-      "sidebarTeamBarBg": "#14213e",
+      "sidebarTeamBarBg": "#162545",
       "sidebarText": "#ffffff",
       "sidebarTextActiveBorder": "#5d89ea",
       "sidebarTextActiveColor": "#ffffff",
@@ -446,7 +446,7 @@ exports[`plugins/Pluggable should match snapshot with null pluggableId 1`] = `
       "sidebarBg": "#1e325c",
       "sidebarHeaderBg": "#192a4d",
       "sidebarHeaderTextColor": "#ffffff",
-      "sidebarTeamBarBg": "#14213e",
+      "sidebarTeamBarBg": "#162545",
       "sidebarText": "#ffffff",
       "sidebarTextActiveBorder": "#5d89ea",
       "sidebarTextActiveColor": "#ffffff",
@@ -482,7 +482,7 @@ exports[`plugins/Pluggable should match snapshot with null pluggableId 1`] = `
           "sidebarBg": "#1e325c",
           "sidebarHeaderBg": "#192a4d",
           "sidebarHeaderTextColor": "#ffffff",
-          "sidebarTeamBarBg": "#14213e",
+          "sidebarTeamBarBg": "#162545",
           "sidebarText": "#ffffff",
           "sidebarTextActiveBorder": "#5d89ea",
           "sidebarTextActiveColor": "#ffffff",
@@ -580,7 +580,7 @@ exports[`plugins/Pluggable should match snapshot with valid pluggableId 1`] = `
       "sidebarBg": "#1e325c",
       "sidebarHeaderBg": "#192a4d",
       "sidebarHeaderTextColor": "#ffffff",
-      "sidebarTeamBarBg": "#14213e",
+      "sidebarTeamBarBg": "#162545",
       "sidebarText": "#ffffff",
       "sidebarTextActiveBorder": "#5d89ea",
       "sidebarTextActiveColor": "#ffffff",
@@ -616,7 +616,7 @@ exports[`plugins/Pluggable should match snapshot with valid pluggableId 1`] = `
           "sidebarBg": "#1e325c",
           "sidebarHeaderBg": "#192a4d",
           "sidebarHeaderTextColor": "#ffffff",
-          "sidebarTeamBarBg": "#14213e",
+          "sidebarTeamBarBg": "#162545",
           "sidebarText": "#ffffff",
           "sidebarTextActiveBorder": "#5d89ea",
           "sidebarTextActiveColor": "#ffffff",

webapp/channels/src/plugins/test/__snapshots__/post_type.test.tsx.snap

@@ -56,7 +56,7 @@ exports[`plugins/PostMessageView should match snapshot with extended post type 1
       "sidebarBg": "#1e325c",
       "sidebarHeaderBg": "#192a4d",
       "sidebarHeaderTextColor": "#ffffff",
-      "sidebarTeamBarBg": "#14213e",
+      "sidebarTeamBarBg": "#162545",
       "sidebarText": "#ffffff",
       "sidebarTextActiveBorder": "#5d89ea",
       "sidebarTextActiveColor": "#ffffff",
@@ -96,7 +96,7 @@ exports[`plugins/PostMessageView should match snapshot with extended post type 1
         "sidebarBg": "#1e325c",
         "sidebarHeaderBg": "#192a4d",
         "sidebarHeaderTextColor": "#ffffff",
-        "sidebarTeamBarBg": "#14213e",
+        "sidebarTeamBarBg": "#162545",
         "sidebarText": "#ffffff",
         "sidebarTextActiveBorder": "#5d89ea",
         "sidebarTextActiveColor": "#ffffff",