Played around with colors a bit

alacritty

@@ -7,7 +7,7 @@ family = "monospace"
 WINIT_X11_SCALE_FACTOR="1.0"
 
 [window]
-opacity = 0.7
+opacity = 0.6
 
 # Colours (Monokai Charcoal)
 

i3blocks

@@ -1,13 +1,16 @@
 [wifi]
+background=#000000
 command=~/.dotfiles/bin/blocks/wifi -np 
 interval=5
 
 [battery]
+background=#000000
 command=~/.dotfiles/bin/blocks/battery
 markup=pango
 interval=30
 
 [cpu_usage]
+background=#000000
 command=~/.dotfiles/bin/blocks/cpu_usage
 interval=10
 LABEL= 
@@ -20,11 +23,13 @@ DECIMALS=1
 #COLOR_CRIT=#FF0000
 
 [memory]
+background=#000000
 command=~/.dotfiles/bin/blocks/memory
 label= 
 interval=30
 
 [time]
+background=#000000
 command=date "+%Y-%m-%d %R:%S"
 label= 
 interval=5

i3config

@@ -206,13 +206,14 @@ bindsym $mod+r mode "resize"
 # finds out, if available)
 
 bar {
+		i3bar_command i3bar --transparency
         status_command i3blocks
 		bindsym button1 nop
 		bindsym button4 nop
 		bindsym button5 nop
 		mode hide
 		colors {
-			background #000000
+			background #00000000
 			statusline #ffffff
 			separator #666666