vault-frontend/src/styles/themes/_default.scss

// palette (use inside)

$_yellow: #ffd60f;
$_dark_blue: #592071;
$_blue: #582cd0;
$_green: #00d2b9;
$_wisegreen: #007962;
$_olive: #6cb337;
$_red: #ff3344;
$_orange: #ff7549;
$_lightgreen: lighten(adjust_hue(#007962, -30deg), 10%);
$_soft_blue: #3c75ff;
$_brown: #23201f;

@mixin apply {
  :root {
    // main definitions (move to --vars)
    --color_primary: #{$_wisegreen};
    --color_danger: #{$_red};
    --color_online: #{$_olive};
    --color_offline: #{$_red};
    --color_link: #{$_red};
    --color_like: #{$_red};
    --color_flow: #{$_red};
    --color_lab: #{$_blue};
    --color_boris: #{$_wisegreen};

    // gradients (move to --vars)
    --danger_gradient: linear-gradient(165deg, #{$_orange} -50%, #{$_red} 150%);
    --info_gradient: linear-gradient(170deg, #{$_blue}, #{$_dark_blue});
    --warning_gradient: linear-gradient(
      165deg,
      #{$_yellow} -50%,
      #{$_red} 150%
    );
    --primary_gradient: linear-gradient(
      170deg,
      #{$_lightgreen} -50%,
      #{$_wisegreen} 150%
    );
    --magic_gradient: linear-gradient(
      260deg,
      #{$_soft_blue} -50%,
      #7b2653 150%
    );
    --global_loader_gradient: linear-gradient(
      90deg,
      #{$_dark_blue},
      #{$_soft_blue},
      #{$_dark_blue}
    );
    --flow_gradient: var(--danger_gradient);
    --lab_gradient: var(--info_gradient);

    // backgrounds (move to --vars)
    --content_bg: #{$_brown};
    --content_bg_dark: #{darken($_brown, 2%)};
    --content_bg_darker: #{darken($_brown, 4%)};
    --content_bg_light: #{lighten($_brown, 2%)};
    --content_bg_lighter: #{lighten($_brown, 4%)};
    --content_bg_lightest: #{lighten($_brown, 6%)};

    --content_bg_success: #{transparentize($_wisegreen, 0.7)};
    --content_bg_info: #{transparentize($_blue, 0.5)};
    --content_bg_danger: #{transparentize($_red, 0.5)};
    --content_bg_backdrop: url('/images/noise.png')
      #{transparentize($_brown, 0.3)};
    --content_bg_hero: url('/images/noise.png') #{transparentize($_brown, 0.6)};

    // white shades (move to --vars)
    --white: white;
    --gray_25: #{transparentize(white, 0.25)};
    --gray_50: #{transparentize(white, 0.5)};
    --gray_75: #{transparentize(white, 0.75)};
    --gray_90: #{transparentize(white, 0.95)};

    // page background
    --page-background: url('/images/noise.png') 0% 0% #{$_brown};
    --page-background-top: 600px 600px url('/images/noise_top.png') 0% 0%;
    --boris-background: 50% 0 / cover no-repeat
      url('../../sprites/boris_bg.svg');
  }
}