diff --git a/LICENSE.txt b/LICENSE.txt
index aabb04a..b6d6ad3 100644
--- a/LICENSE.txt
+++ b/LICENSE.txt
@@ -1,4 +1,4 @@
-warp
+Warp
 Copyright (c) David Vanderson
 
 This code is available according to same terms as Racket:
diff --git a/client.rkt b/client.rkt
index e2b70c1..17a38c1 100644
--- a/client.rkt
+++ b/client.rkt
@@ -549,17 +549,29 @@
         (define zcx (- (right) 16 (/ zw 2)))
         (define zcy (+ (top) 60 (/ zh 2)))
         (prepend! sprites (sprite zcx (+ zcy (- (/ zh 2))) (sprite-idx csd '20x2)
-                                  #:layer LAYER_UI #:b (send mapcol blue)))
+                                  #:layer LAYER_UI
+                                  #:r (send zoomcol red)
+                                  #:g (send zoomcol green)
+                                  #:b (send zoomcol blue)))
         (prepend! sprites (sprite zcx (+ zcy (/ zh 2)) (sprite-idx csd '20x2)
-                                  #:layer LAYER_UI #:b (send mapcol blue)))
+                                  #:layer LAYER_UI
+                                  #:r (send zoomcol red)
+                                  #:g (send zoomcol green)
+                                  #:b (send zoomcol blue)))
         (prepend! sprites (sprite zcx zcy (sprite-idx csd '2x150)
-                                  #:layer LAYER_UI #:b (send mapcol blue)))
+                                  #:layer LAYER_UI
+                                  #:r (send zoomcol red)
+                                  #:g (send zoomcol green)
+                                  #:b (send zoomcol blue)))
         
         (define zfrac (/ (- (log scale-play) (log (min-scale)))
                          (- (log (max-scale)) (log (min-scale)))))
         (prepend! sprites (sprite zcx (+ zcy (/ zh 2) (- (* zfrac zh)))
                                   (sprite-idx csd '20x2)
-                                  #:layer LAYER_UI #:b (send mapcol blue)))
+                                  #:layer LAYER_UI
+                                  #:r (send zoomcol red)
+                                  #:g (send zoomcol green)
+                                  #:b (send zoomcol blue)))
         (define zbutton (button 'hidden 'zoom #f zcx zcy zw zh "Zoom"
                                 (lambda (x y)
                                   (define zfracy (/ (+ (/ zh 2) (- y)) zh))
diff --git a/draw-utils.rkt b/draw-utils.rkt
index 5a131c1..e6fdc89 100644
--- a/draw-utils.rkt
+++ b/draw-utils.rkt
@@ -13,7 +13,8 @@
 
 (provide (all-defined-out))
 
-(define mapcol (make-color 0 0 200 1.0))  ; sector lines, zoom scale
+(define mapcol (make-color 0 0 200 1.0))  ; sector lines
+(define zoomcol (make-color 130 50 10 1.0))  ; zoom meter
 
 (define canon-width 800.0)
 (define canon-height 600.0)