1 files changed, 13 insertions, 4 deletions
diff --git a/apps/theming/lib/Util.php b/apps/theming/lib/Util.php
index d3c0043b2a3..5df132f382c 100644
--- a/apps/theming/lib/Util.php
+++ b/apps/theming/lib/Util.php
@@ -76,14 +76,23 @@ class Util {
 	/**
 	 * get color for on-page elements:
 	 * theme color by default, grey if theme color is to bright
-	 * @param $color
+	 * @param string $color
+	 * @param bool $brightBackground
 	 * @return string
 	 */
-	public function elementColor($color) {
-		$l = $this->calculateLuminance($color);
-		if ($l>0.8) {
+	public function elementColor($color, bool $brightBackground = true) {
+		$luminance = $this->calculateLuminance($color);
+
+		if ($brightBackground && $luminance > 0.8) {
+			// If the color is too bright in bright mode, we fall back to a darker gray
 			return '#aaaaaa';
 		}
+
+		if (!$brightBackground && $luminance < 0.2) {
+			// If the color is too dark in dark mode, we fall back to a brighter gray
+			return '#555555';
+		}
+
 		return $color;
 	}