Typography: lighter black

packages/@uppy/core/src/_common.scss

@@ -10,6 +10,7 @@
   -moz-osx-font-smoothing: grayscale;
   text-align: left;
   position: relative;
+  color: $color-black;
 }
 
 .uppy-Root *, .uppy-Root *:before, .uppy-Root *:after {

packages/@uppy/core/src/_variables.scss

@@ -4,7 +4,7 @@ $font-family-base: system-ui, -apple-system, BLinkMacSystemFont, Segoe UI, Robot
 
 // Colors
 
-$color-black: #000 !default;
+$color-black: #333 !default;
 $color-gray: #939393 !default;
 $color-red: #D32F2F !default;
 $color-green: #1BB240 !default;