fix: Improve accessibility colors

- Update `--secondaryTextColor` opacity
- Update `--successColor` color

stylus/settings/palette.styl

@@ -208,15 +208,15 @@ html, .CozyTheme--normal
     Hexadecimal colors are here only as an example on a white background.
 
     Stylus: primaryTextColor -  #383B43, CSS: var(--primaryTextColor)
-    Stylus: secondaryTextColor - #9D9EA1, CSS: var(--secondaryTextColor)
+    Stylus: secondaryTextColor - #6F7177, CSS: var(--secondaryTextColor)
     Stylus: disabledTextColor - #BEBFC1, CSS: var(--disabledTextColor)
     Stylus: hintTextColor - #BEBFC1, CSS: var(--hintTextColor)
     Stylus: iconTextColor - #66686D, CSS: var(--iconTextColor)
 
     Styleguide Settings.theme.text
     */
     --primaryTextColor alpha(palette.Grey['900'], 0.9)
-    --secondaryTextColor alpha(palette.Grey['900'], 0.48)
+    --secondaryTextColor alpha(palette.Grey['900'], 0.64)
     --disabledTextColor alpha(palette.Grey['900'], 0.32)
     --hintTextColor alpha(palette.Grey['900'], 0.32)
     --iconTextColor alpha(palette.Grey['900'], 0.72)
@@ -281,7 +281,7 @@ html, .CozyTheme--normal
     Success colors
 
     Stylus: successColorLight        -  #38C949, CSS: var(--successColorLight)
-    Stylus: successColor             -  #09AE1C, CSS: var(--successColor)
+    Stylus: successColor             -  #09AB1B, CSS: var(--successColor)
     Stylus: successColorDark         -  #018711, CSS: var(--successColorDark)
     Stylus: successColorContrastText -  #FFF, CSS: var(--successColorContrastText)
 

theme/palette.json

@@ -62,7 +62,7 @@
    "300": "#97eca1",
    "400": "#66e475",
    "500": "#38c949",
-   "600": "#09ae1c",
+   "600": "#09ab1b",
    "700": "#018711",
    "800": "#054c0d",
    "900": "#08250b",