Fix hex color parsers to be quote-resilient

 src/color.rs                          | 3 ++-
 src/widget/container/parameters_bg.rs | 1 +
 src/widget/input/color_selector.rs    | 1 +
 3 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/color.rs b/src/color.rs
index fc2243f..8efa6f1 100644
--- a/src/color.rs
+++ b/src/color.rs
@@ -109,7 +109,8 @@ fn parse_and_set_colors(content: &str) {
     }
 
     let parse_hex = |hex_str: &str| -> Option<[f32; 4]> {
-        let hex = hex_str.trim().trim_start_matches('#');
+        let hex = hex_str.trim_matches(|c| c == '"' || c == '\'' || c == ' ');
+        let hex = hex.trim_start_matches('#');
         if hex.len() >= 6 {
             if let (Ok(r), Ok(g), Ok(b)) = (
                 u8::from_str_radix(&hex[0..2], 16),
diff --git a/src/widget/container/parameters_bg.rs b/src/widget/container/parameters_bg.rs
index d2ce2c3..b14e755 100644
--- a/src/widget/container/parameters_bg.rs
+++ b/src/widget/container/parameters_bg.rs
@@ -232,6 +232,7 @@ fn parse_slider_range(ptype: &str) -> (f32, f32) {
 }
 
 fn parse_hex_to_rgb(s: &str) -> Option<[u8; 3]> {
+    let s = s.trim_matches(|c| c == '"' || c == '\'' || c == ' ');
     let s = s.trim_start_matches('#');
     if s.len() == 6 || s.len() == 8 {
         let r = u8::from_str_radix(&s[0..2], 16).ok()?;
diff --git a/src/widget/input/color_selector.rs b/src/widget/input/color_selector.rs
index 85e4c4c..cf8fd39 100644
--- a/src/widget/input/color_selector.rs
+++ b/src/widget/input/color_selector.rs
@@ -504,6 +504,7 @@ impl Drop for ColorSelector {
 }
 
 fn parse_hex(s: &str) -> Option<[u8; 4]> {
+    let s = s.trim_matches(|c| c == '"' || c == '\'' || c == ' ');
     let s = s.trim_start_matches('#');
     if s.len() == 6 {
         let r = u8::from_str_radix(&s[0..2], 16).ok()?;