diff --git a/themes/themes/local/epsilon_dark.json b/themes/themes/local/epsilon_dark.json
index 9121a7efe..665d2d0b8 100644
--- a/themes/themes/local/epsilon_dark.json
+++ b/themes/themes/local/epsilon_dark.json
@@ -130,18 +130,18 @@
             "CellTextExternalActive": "008f87"
         },
         "Atom": {
-            "Unknown": "eeeeee",
-            "Text": "000000",
-            "AlkaliMetal": "CC9E7E",
-            "AlkaliEarthMetal": "D69477",
-            "Lanthanide": "A5DDAD",
-            "Actinide": "96D481",
-            "TransitionMetal": "99C6E7",
-            "PostTransitionMetal": "D69877",
-            "Metalloid": "D6B071",
+            "Unknown": "2c2c39",
+            "Text": "ffffff",
+            "AlkaliMetal": "B15a3b",
+            "AlkaliEarthMetal": "Fb3d19",
+            "Lanthanide": "157305",
+            "Actinide": "0F3B08",
+            "TransitionMetal": "1B1BB1",
+            "PostTransitionMetal": "62090a",
+            "Metalloid": "Daa811",
             "Halogen": "84ABE3",
-            "ReactiveNonmetal": "DBC377",
-            "NobleGas": "8FC2E6",
+            "ReactiveNonmetal": "Fb7b19",
+            "NobleGas": "348989",
             "TableLines": "323532",
             "Highlight": "000000",
             "Background": "d9d9d9"
diff --git a/themes/themes/local/omega_dark.json b/themes/themes/local/omega_dark.json
index adf64c2c5..79a72dca0 100644
--- a/themes/themes/local/omega_dark.json
+++ b/themes/themes/local/omega_dark.json
@@ -130,18 +130,18 @@
             "CellTextExternalActive": "008f87"
         },
         "Atom": {
-            "Unknown": "eeeeee",
-            "Text": "000000",
-            "AlkaliMetal": "CC9E7E",
-            "AlkaliEarthMetal": "D69477",
-            "Lanthanide": "A5DDAD",
-            "Actinide": "96D481",
-            "TransitionMetal": "99C6E7",
-            "PostTransitionMetal": "D69877",
-            "Metalloid": "D6B071",
+            "Unknown": "2c2c39",
+            "Text": "ffffff",
+            "AlkaliMetal": "B15a3b",
+            "AlkaliEarthMetal": "Fb3d19",
+            "Lanthanide": "157305",
+            "Actinide": "0F3B08",
+            "TransitionMetal": "1B1BB1",
+            "PostTransitionMetal": "62090a",
+            "Metalloid": "Daa811",
             "Halogen": "84ABE3",
-            "ReactiveNonmetal": "DBC377",
-            "NobleGas": "8FC2E6",
+            "ReactiveNonmetal": "Fb7b19",
+            "NobleGas": "348989",
             "TableLines": "323532",
             "Highlight": "000000",
             "Background": "d9d9d9"