Use color from ElementTheme.

libraries/textcomposer/impl/src/main/kotlin/io/element/android/libraries/textcomposer/ComposerModeView.kt

@@ -88,7 +88,7 @@ private fun EditingModeView(
         Icon(
             imageVector = CompoundIcons.Edit(),
             contentDescription = null,
-            tint = ElementTheme.materialColors.secondary,
+            tint = ElementTheme.colors.iconSecondary,
             modifier = Modifier
                 .padding(vertical = 8.dp)
                 .size(16.dp),
@@ -97,7 +97,7 @@ private fun EditingModeView(
             text = text,
             style = ElementTheme.typography.fontBodySmRegular,
             textAlign = TextAlign.Start,
-            color = ElementTheme.materialColors.secondary,
+            color = ElementTheme.colors.textSecondary,
             modifier = Modifier
                 .padding(vertical = 8.dp)
                 .weight(1f)
@@ -105,7 +105,7 @@ private fun EditingModeView(
         Icon(
             imageVector = CompoundIcons.Close(),
             contentDescription = stringResource(CommonStrings.action_close),
-            tint = ElementTheme.materialColors.secondary,
+            tint = ElementTheme.colors.iconSecondary,
             modifier = Modifier
                 .padding(top = 8.dp, bottom = 8.dp, start = 16.dp, end = 12.dp)
                 .size(16.dp)

libraries/textcomposer/impl/src/main/kotlin/io/element/android/libraries/textcomposer/ElementRichTextEditorStyle.kt

@@ -27,9 +27,9 @@ object ElementRichTextEditorStyle {
         return baseStyle.copy(
             text = baseStyle.text.copy(
                 color = if (hasFocus) {
-                    ElementTheme.materialColors.primary
+                    ElementTheme.colors.textPrimary
                 } else {
-                    ElementTheme.materialColors.secondary
+                    ElementTheme.colors.textSecondary
                 },
                 lineHeight = TextUnit.Unspecified,
                 includeFontPadding = true,

libraries/textcomposer/impl/src/main/kotlin/io/element/android/libraries/textcomposer/components/VoiceMessagePreview.kt

@@ -84,7 +84,7 @@ internal fun VoiceMessagePreview(
 
         Text(
             text = time.formatShort(),
-            color = ElementTheme.materialColors.secondary,
+            color = ElementTheme.colors.textSecondary,
             style = ElementTheme.typography.fontBodySmMedium,
             maxLines = 1,
             overflow = TextOverflow.Ellipsis,