nextcloud-server/apps/accessibility/css/themehighcontrast.scss

// Fonts
@font-face {
	font-family: 'Open Sans';
	font-style: normal;
	font-weight: normal;
	src: local('Open Sans'), local('OpenSans'),
		url('../../../core/fonts/OpenSans-Regular.woff') format('woff');
}

/* overriding default light */
@font-face {
	font-family: 'Open Sans';
	font-style: normal;
	font-weight: 300;
	src: local('Open Sans'), local('OpenSans'),
	url('../../../core/fonts/OpenSans-Regular.woff') format('woff');
}

@font-face {
	font-family: 'Open Sans';
	font-style: normal;
	font-weight: 500 700;
	src: local('Open Sans Bold'), local('OpenSans-Bold'),
		url('../../../core/fonts/OpenSans-Bold.woff') format('woff');
}

// SCSS variables
$color-main-text: #000;
$color-main-background: #fff;

$color-background-dark: darken($color-main-background, 30%);
$color-background-darker: darken($color-main-background, 30%);

$color-text-maxcontrast: $color-main-text;
$color-text-light: $color-main-text;
$color-text-lighter: $color-main-text;

$color-loading-light: #ddd;
$color-loading-dark: #000;

$color-box-shadow: $color-main-text;

$color-border: darken($color-main-background, 50%);
$color-border-dark: darken($color-main-background, 50%);

$font-face: 'Open Sans', Frutiger, Calibri, 'Myriad Pro', Myriad, sans-serif;


// Font weight reset
body {
	font-weight: 400;
}

[class^='icon-'], [class*=' icon-'],
.action {
	opacity: 1 !important;
}