Misc fixes, color script and hex <-> color conversions

dotfiles/.bashrc

@@ -67,4 +67,37 @@ pushall() {
   fi
 }
 
+hex2color(){
+    hex=${1#"#"}
+    r=$(printf '0x%0.2s' "$hex")
+    g=$(printf '0x%0.2s' ${hex#??})
+    b=$(printf '0x%0.2s' ${hex#????})
+    printf '%03d' "$(( (r<75?0:(r-35)/40)*6*6 + 
+                       (g<75?0:(g-35)/40)*6   +
+                       (b<75?0:(b-35)/40)     + 16 ))"
+}
+
+color2hex(){
+    dec=$(($1%256))   ### input must be a number in range 0-255.
+    if [ "$dec" -lt "16" ]; then
+        bas=$(( dec%16 ))
+        mul=128
+        [ "$bas" -eq "7" ] && mul=192
+        [ "$bas" -eq "8" ] && bas=7
+        [ "$bas" -gt "8" ] && mul=255
+        a="$((  (bas&1)    *mul ))"
+        b="$(( ((bas&2)>>1)*mul ))"
+        c="$(( ((bas&4)>>2)*mul ))"
+        printf 'dec= %3s basic= #%02x%02x%02x\n' "$dec" "$a" "$b" "$c"
+    elif [ "$dec" -gt 15 ] && [ "$dec" -lt 232 ]; then
+        b=$(( (dec-16)%6  )); b=$(( b==0?0: b*40 + 55 ))
+        g=$(( (dec-16)/6%6)); g=$(( g==0?0: g*40 + 55 ))
+        r=$(( (dec-16)/36 )); r=$(( r==0?0: r*40 + 55 ))
+        printf 'dec= %3s color= #%02x%02x%02x\n' "$dec" "$r" "$g" "$b"
+    else
+        gray=$(( (dec-232)*10+8 ))
+        printf 'dec= %3s  gray= #%02x%02x%02x\n' "$dec" "$gray" "$gray" "$gray"
+    fi
+}
+
 set completion-ignore-case On

dotfiles/.config/sway/config

@@ -216,9 +216,9 @@ default_floating_border pixel 3
 smart_borders on
 
 # Border colors
-client.focused          #fab387 #fab387 #1e1e2e	
+client.focused          #d75f5f #d75f5f #1e1e2e	
 client.unfocused        #1e1e2e #1e1e2e	#cdd6f4		
-client.focused_inactive #fab387 #fab387 #1e1e2e 
+client.focused_inactive #1e1e2e #1e1e2e #1e1e2e 
 client.placeholder      #f9e2af	#f9e2af	#1e1e2e
 client.urgent           #f38ba8	#f38ba8	#1e1e2e	
 client.background       #1e1e2e