regex101: $kebab-case

Regular Expression

(?:(\$.*):)

New

$application-background: rgba(81, 99, 120, 0.1);
$application-background-light: #ffffff;

$primary-light: #00a6ff; // rgba(0, 166, 255, 1)
$primary-light-accent: #1f95f8;
$primary-lighter: #99dcff;
$primary-dark: #36436b; // rgba(54, 67, 107, 1)
$primary-darker: #2b3555;
$primary-darkest: #191f32;
$secondary-light: #008aff;
$tertiary-light: #4f5bff;
$quaternary-light: #27358c;
$sub-accent1: #00ea42;
$sub-accent2: #bedb00;
$sub-accent3: #ffb428;

$widget-light: #f3f4f6;
$widget-lightest: #ffffff;
$widget-disabled-light: #ccc;
$widget-disabled-lighter: #f9f9f9;
$navbar-color-default: $widget-lightest;
$navbar-light-color: #fafafa;
$sidebar-background: #fafafa;
$text-light: #516378;
$text-lighter: #889aae;
$text-lightest: #cccccc;
$text-dark: #ffffff;
$text-dark2: #efefef;
$text-darker: #dedede;
$text-disabled: $text-lightest;
$text-placeholder-dark: $text-dark2;
$text-navbar-bright: rgba(0, 0, 0, 0.9);
$text-navbar-bright2: rgba(0, 0, 0, 0.4);
$text-navbar-dark: rgba(255, 255, 255, 1);
$

Substitution

$application-background: rgba(81, 99, 120, 0.1);
$application-background-light: #ffffff;

$primary-light: #00a6ff; // rgba(0, 166, 255, 1)
$primary-light-accent: #1f95f8;
$primary-lighter: #99dcff;
$primary-dark: #36436b; // rgba(54, 67, 107, 1)
$primary-darker: #2b3555;
$primary-darkest: #191f32;
$secondary-light: #008aff;
$tertiary-light: #4f5bff;
$quaternary-light: #27358c;
$sub-accent1: #00ea42;
$sub-accent2: #bedb00;
$sub-accent3: #ffb428;

$widget-light: #f3f4f6;
$widget-lightest: #ffffff;
$widget-disabled-light: #ccc;
$widget-disabled-lighter: #f9f9f9;
$navbar-color-default: $widget-lightest;
$navbar-light-color: #fafafa;
$sidebar-background: #fafafa;
$text-light: #516378;
$text-lighter: #889aae;
$text-lightest: #cccccc;
$text-dark: #ffffff;
$text-dark2: #efefef;
$text-darker: #dedede;
$text-disabled: $text-lightest;
$text-placeholder-dark: $text-dark2;
$text-navbar-bright: rgba(0, 0, 0, 0.9);
$text-navbar-bright2: rgba(0, 0, 0, 0.4);
$text-navbar-dark: rgba(255, 255, 255, 1);
$