Adds tgui color picker (#94313)

## About The Pull Request

Ports https://github.com/Monkestation/Monkestation2.0/pull/1231 which is
a port of https://github.com/BeeStation/BeeStation-Hornet/pull/9417
which is a port of https://github.com/omgovich/react-colorful/
Also a port of
https://github.com/effigy-se/effigy/blob/main/tgui/packages/tgui/interfaces/effigy/ColorPickerModal.tsx
for hex color presets

Admin stuff got excluded (pref-like picker, filterrific, get-variables)



https://github.com/user-attachments/assets/7069bef9-81cd-4636-bf68-cbad227ef09e


## Why It's Good For The Game

It's one of the only input areas that still doesn't use TGUI, leaving
darkmode players flashbanged every single time a color selection UI is
opened. This is also just visually great and I think a big upgrade from
byond's.

## Changelog

🆑 omgovich, itsmeow, Absolucy, JohnFulpWillard, jlsnow301, TealSeer,
lessthnthree
add: Color selection panels now use TGUI (If you have TGUI enabled in
settings).
/🆑

code/modules/client/preferences.dm

@@ -256,12 +256,12 @@ GLOBAL_LIST_EMPTY(preferences_datums)
 			var/default_value = read_preference(requested_preference.type)
 
 			// Yielding
-			var/new_color = input(
+			var/new_color = tgui_color_picker(
 				usr,
 				"Select new color",
 				null,
 				default_value || COLOR_WHITE,
-			) as color | null
+			)
 
 			if (!new_color)
 				return FALSE

code/modules/client/verbs/ooc.dm

@@ -141,7 +141,7 @@ GLOBAL_VAR_INIT(normal_ooc_colour, "#002eb8")
 		return
 
 ADMIN_VERB(set_ooc_color, R_FUN, "Set Player OOC Color", "Modifies the global OOC color.", ADMIN_CATEGORY_SERVER)
-	var/newColor = input(user, "Please select the new player OOC color.", "OOC color") as color|null
+	var/newColor = tgui_color_picker(user, "Please select the new player OOC color.", "OOC color")
 	if(isnull(newColor))
 		return
 	var/new_color = sanitize_color(newColor)