Fix address color palette to use equally saturated colors

Replace mixed-saturation palette with 16 hues evenly spaced at 22.5°
intervals, all at HSL(h, 70%, 50%) for uniform vibrancy.

src/popup/views/helpers.js

@@ -99,23 +99,25 @@ function balanceLinesForAddress(addr) {
     return html;
 }
 
+// 16 colors evenly spaced around the hue wheel (22.5° apart),
+// all at HSL saturation 70%, lightness 50% for uniform vibrancy.
 const ADDRESS_COLORS = [
-    "#e6194b",
+    "#d92626",
-    "#3cb44b",
+    "#d96926",
-    "#4363d8",
+    "#d9ac26",
-    "#f58231",
+    "#c2d926",
-    "#911eb4",
+    "#80d926",
-    "#42d4f4",
+    "#3dd926",
-    "#f032e6",
+    "#26d953",
-    "#bfef45",
+    "#26d996",
-    "#fabed4",
+    "#26d9d9",
-    "#469990",
+    "#2696d9",
-    "#dcbeff",
+    "#2653d9",
-    "#9a6324",
+    "#3d26d9",
-    "#800000",
+    "#8026d9",
-    "#aaffc3",
+    "#c226d9",
-    "#808000",
+    "#d926ac",
-    "#000075",
+    "#d92669",
 ];
 
 function addressColor(address) {