diff --git a/emma.css b/emma.css
index 3bee558a..ca13104c 100644
--- a/emma.css
+++ b/emma.css
@@ -194,23 +194,23 @@
 .u-bdcl-s { border-collapse: separate !important; }
 .u-bdc-t { border-color: transparent !important; }
 .u-bdc-cc { border-color: currentColor !important; }
-.u-bdc-white { border-color: white !important; }
-.u-bdc-silver { border-color: silver !important; }
-.u-bdc-gray { border-color: gray !important; }
-.u-bdc-black { border-color: black !important; }
-.u-bdc-navy { border-color: navy !important; }
-.u-bdc-blue { border-color: blue !important; }
-.u-bdc-aqua { border-color: aqua !important; }
-.u-bdc-teal { border-color: teal !important; }
-.u-bdc-olive { border-color: olive !important; }
-.u-bdc-green { border-color: green !important; }
-.u-bdc-lime { border-color: lime !important; }
-.u-bdc-yellow { border-color: yellow !important; }
-.u-bdc-orange { border-color: orange !important; }
-.u-bdc-red { border-color: red !important; }
-.u-bdc-maroon { border-color: maroon !important; }
-.u-bdc-fuchsia { border-color: fuchsia !important; }
-.u-bdc-purple { border-color: purple !important; }
+.u-bdc-white { border-color: #ffffff !important; }
+.u-bdc-silver { border-color: #dddddd !important; }
+.u-bdc-gray { border-color: #aaaaaa !important; }
+.u-bdc-black { border-color: #111111 !important; }
+.u-bdc-navy { border-color: #001f3f !important; }
+.u-bdc-blue { border-color: #0074d9 !important; }
+.u-bdc-aqua { border-color: #7fdbff !important; }
+.u-bdc-teal { border-color: #39cccc !important; }
+.u-bdc-olive { border-color: #3d9970 !important; }
+.u-bdc-green { border-color: #2ecc40 !important; }
+.u-bdc-lime { border-color: #01ff70 !important; }
+.u-bdc-yellow { border-color: #ffdc00 !important; }
+.u-bdc-orange { border-color: #ff851b !important; }
+.u-bdc-red { border-color: #ff4136 !important; }
+.u-bdc-maroon { border-color: #85144b !important; }
+.u-bdc-fuchsia { border-color: #f012be !important; }
+.u-bdc-purple { border-color: #b10dc9 !important; }
 .u-bdc-primary { border-color: #0275d8 !important; }
 .u-bdc-success { border-color: #5cb85c !important; }
 .u-bdc-info { border-color: #5bc0de !important; }
@@ -295,23 +295,23 @@
 .u-bg-n { background: none !important; }
 .u-bgc-t { background-color: transparent !important; }
 .u-bgc-cc { background-color: currentColor !important; }
-.u-bgc-white { background-color: white !important; }
-.u-bgc-silver { background-color: silver !important; }
-.u-bgc-gray { background-color: gray !important; }
-.u-bgc-black { background-color: black !important; }
-.u-bgc-navy { background-color: navy !important; }
-.u-bgc-blue { background-color: blue !important; }
-.u-bgc-aqua { background-color: aqua !important; }
-.u-bgc-teal { background-color: teal !important; }
-.u-bgc-olive { background-color: olive !important; }
-.u-bgc-green { background-color: green !important; }
-.u-bgc-lime { background-color: lime !important; }
-.u-bgc-yellow { background-color: yellow !important; }
-.u-bgc-orange { background-color: orange !important; }
-.u-bgc-red { background-color: red !important; }
-.u-bgc-maroon { background-color: maroon !important; }
-.u-bgc-fuchsia { background-color: fuchsia !important; }
-.u-bgc-purple { background-color: purple !important; }
+.u-bgc-white { background-color: #ffffff !important; }
+.u-bgc-silver { background-color: #dddddd !important; }
+.u-bgc-gray { background-color: #aaaaaa !important; }
+.u-bgc-black { background-color: #111111 !important; }
+.u-bgc-navy { background-color: #001f3f !important; }
+.u-bgc-blue { background-color: #0074d9 !important; }
+.u-bgc-aqua { background-color: #7fdbff !important; }
+.u-bgc-teal { background-color: #39cccc !important; }
+.u-bgc-olive { background-color: #3d9970 !important; }
+.u-bgc-green { background-color: #2ecc40 !important; }
+.u-bgc-lime { background-color: #01ff70 !important; }
+.u-bgc-yellow { background-color: #ffdc00 !important; }
+.u-bgc-orange { background-color: #ff851b !important; }
+.u-bgc-red { background-color: #ff4136 !important; }
+.u-bgc-maroon { background-color: #85144b !important; }
+.u-bgc-fuchsia { background-color: #f012be !important; }
+.u-bgc-purple { background-color: #b10dc9 !important; }
 .u-bgc-primary { background-color: #0275d8 !important; }
 .u-bgc-success { background-color: #5cb85c !important; }
 .u-bgc-info { background-color: #5bc0de !important; }
@@ -334,23 +334,23 @@
 .u-bgsz-ct { background-size: contain !important; }
 .u-bgsz-cv { background-size: cover !important; }
 .u-c-i { color: inherit !important; }
-.u-c-white { color: white !important; }
-.u-c-silver { color: silver !important; }
-.u-c-gray { color: gray !important; }
-.u-c-black { color: black !important; }
-.u-c-navy { color: navy !important; }
-.u-c-blue { color: blue !important; }
-.u-c-aqua { color: aqua !important; }
-.u-c-teal { color: teal !important; }
-.u-c-olive { color: olive !important; }
-.u-c-green { color: green !important; }
-.u-c-lime { color: lime !important; }
-.u-c-yellow { color: yellow !important; }
-.u-c-orange { color: orange !important; }
-.u-c-red { color: red !important; }
-.u-c-maroon { color: maroon !important; }
-.u-c-fuchsia { color: fuchsia !important; }
-.u-c-purple { color: purple !important; }
+.u-c-white { color: #ffffff !important; }
+.u-c-silver { color: #dddddd !important; }
+.u-c-gray { color: #aaaaaa !important; }
+.u-c-black { color: #111111 !important; }
+.u-c-navy { color: #001f3f !important; }
+.u-c-blue { color: #0074d9 !important; }
+.u-c-aqua { color: #7fdbff !important; }
+.u-c-teal { color: #39cccc !important; }
+.u-c-olive { color: #3d9970 !important; }
+.u-c-green { color: #2ecc40 !important; }
+.u-c-lime { color: #01ff70 !important; }
+.u-c-yellow { color: #ffdc00 !important; }
+.u-c-orange { color: #ff851b !important; }
+.u-c-red { color: #ff4136 !important; }
+.u-c-maroon { color: #85144b !important; }
+.u-c-fuchsia { color: #f012be !important; }
+.u-c-purple { color: #b10dc9 !important; }
 .u-c-primary { color: #0275d8 !important; }
 .u-c-success { color: #5cb85c !important; }
 .u-c-info { color: #5bc0de !important; }
diff --git a/emma.scss b/emma.scss
index e08eca24..b9c46810 100644
--- a/emma.scss
+++ b/emma.scss
@@ -3,7 +3,7 @@
 $emma-prefix: "u-" !default;
 $emma-important: true !default;
 $emma-validation: true !default;
-$emma-alternative-colors: false !default;
+$emma-alternative-colors: true !default;
 $emma-available-snippet-list: ("!all") !default;
 
 $emma-font-size-xs: 0.75rem  !default;    // Bootstrap 4 compatible