zulip/static/styles/dark.css

body.dark-mode {
    background-color: #212d3b;
    color: #dddeee;

    -webkit-font-smoothing: antialiased;
}

body.dark-mode .app-main,
body.dark-mode .header-main {
    background-color: #212d3b;
}

body.dark-mode #tab_bar_underpadding,
body.dark-mode .floating_recipient .message-header-wrapper,
body.dark-mode .column-middle,
body.dark-mode #compose {
    background-color: #212d3b;
}

body.dark-mode .dark .message_label_clickable.stream_label,
body.dark-mode .dark .stream_label,
body.dark-mode .stream_label {
    color: #212d3b;
}

body.dark-mode .new-style label.checkbox input[type=checkbox] ~ span {
    border-color: hsla(0, 0%, 100%, 0.4);
}

body.dark-mode .modal-bg {
    background: #212d3b;
}

.streams_popover .sp-container {
    background: transparent;
}

/* this one is because in the app we have blue and in dark-mode it should be white. */
body.dark-mode .popover a {
    color: inherit;
}

body.dark-mode .dark_background a,
body.dark-mode .dark_background a:hover,
body.dark-mode a.dark_background:hover,
body.dark-mode .dark_background {
    color: inherit !important;
}

/* these are converting grey things to "new grey" */
body.dark-mode .sidebar-title,
body.dark-mode .recipient_row_date,
body.dark-mode .stream-row .sub-info-box .top-bar .subscriber-count,
body.dark-mode .stream-row .sub-info-box .top-bar .message-count {
    color: inherit;
    opacity: 0.5;
}

body.dark-mode .new-style .button,
body.dark-mode input[type="text"],
body.dark-mode input[type="email"],
body.dark-mode textarea,
body.dark-mode .new-style .tab-switcher .ind-tab:not(.selected),
body.dark-mode select {
    background-color: hsla(0, 0%, 0%, 0.2);
    border-color: hsla(0, 0%, 0%, 0.6);
    color: inherit;
}

body.dark-mode .new-style .tab-switcher .ind-tab.selected,
body.dark-mode .table-striped thead th,
body.dark-mode .message_reactions .message_reaction.reacted {
    background-color: hsla(0, 0%, 0%, 0.5);
    border-color: hsla(0, 0%, 0%, 0.9);
}

body.dark-mode .message_reactions .message_reaction {
    background-color: hsla(0, 0%, 0%, 0.2);
    border-color: hsla(0, 0%, 0%, 0.5);
}

body.dark-mode .new-style button.button:focus,
body.dark-mode input[type="text"]:focus,
body.dark-mode input[type="email"]:focus,
body.dark-mode textarea:focus,
body.dark-mode textarea.new_message_textarea:focus,
body.dark-mode .compose_table .recipient_box:focus {
    border-color: hsla(0, 0%, 0%, 0.9);
}

body.dark-mode .message-header-contents,
body.dark-mode .message_header_private_message .message-header-contents,
body.dark-mode #tab_list li.active {
    background: hsla(0, 0%, 0%, 0.2);
}

body.dark-mode .message-header-contents,
body.dark-mode .message_header_private_message .message-header-contents {
    border-color: transparent;
}

/* Not that .message_row (below) needs to be more contrast on dark mode */
body.dark-mode .compose-content,
body.dark-mode .message_list .recipient_row,
body.dark-mode .message_row,
body.dark-mode .draft-row .draft-info-box,
body.dark-mode #preview_message_area {
    border-color: hsla(0, 0%, 0%, 0.2);
}

body.dark-mode #navbar-buttons ul.nav .dropdown-toggle,
body.dark-mode #navbar-buttons ul.nav li.active .dropdown-toggle {
    color: hsla(0, 0%, 0%, 0.8);
}

body.dark-mode .navbar-search {
    border-right-color: hsla(0, 0%, 0%, 0.2);
}

body.dark-mode .overlay,
body.dark-mode .emoji-popover-emoji:not(.reacted):focus {
    background-color: hsla(212, 28%, 8%, 0.75);
}

body.dark-mode .overlay .flex.overlay-content > div,
body.dark-mode #settings_page,
body.dark-mode .informational-overlays .overlay-content {
    box-shadow: 0px 0px 30px hsl(212, 32%, 7%);
}

body.dark-mode .dropdown .dropdown-menu,
body.dark-mode .popover {
    background: hsl(212, 32%, 14%);
}

body.dark-mode .dropdown .dropdown-menu li.divider,
body.dark-mode .popover hr,
body.dark-mode hr {
    color: #212d3b;
    opacity: 0.2;
}

body.dark-mode .nav .dropdown-menu::after,
body.dark-mode .emoji-info-popover.top .arrow,
body.dark-mode .emoji-info-popover.bottom .arrow {
    border-bottom-color: hsl(235, 18%, 7%);
}

body.dark-mode li.active-filter,
body.dark-mode li.active-sub-filter {
    background-color: hsla(199, 33%, 46%, 0.2);
}

body.dark-mode #global_filters li:hover,
body.dark-mode #stream_filters li:hover,
body.dark-mode #group-pms li:hover,
body.dark-mode #user_presences li:hover {
    background-color: hsla(136, 25%, 73%, 0.2);
}

body.dark-mode #stream_filters li.active-sub-filter:hover {
    background-color: hsla(136, 25%, 73%, 0.5);
}

body.dark-mode .floating_recipient .recipient_row {
    border-top: none;
}

body.dark-mode .stream-row.active {
    background-color: hsla(0, 0%, 0%, 0.2);
}

body.dark-mode .drafts-header,
body.dark-mode .nav > li > a:hover,
body.dark-mode .subscriptions-header,
body.dark-mode .grey-box,
body.dark-mode .stream-email,
body.dark-mode #settings_page .content-wrapper .settings-header,
body.dark-mode #settings_page .sidebar li.active,
body.dark-mode #settings_page .sidebar .tab-container,
body.dark-mode .table-striped tbody tr:nth-child(odd) td,
body.dark-mode .table-striped tbody tr:nth-child(odd) th,
body.dark-mode .modal-footer {
    border-color: hsla(0, 0%, 0%, 0.2);
    background-color: hsla(0, 0%, 0%, 0.2);
}

body.dark-mode .modal-footer {
    -webkit-box-shadow: inset 0 1px 0 hsla(0, 0%, 0%, 0.2);
    box-shadow: inset 0 1px 0 hsla(0, 0%, 0%, 0.2);
}

body.dark-mode .subscriptions-container .right .display-type,
body.dark-mode .stream-row,
body.dark-mode .subscriptions-container .left .search-container,
body.dark-mode .subscriptions-container .left,
body.dark-mode .subscriber-list-box,
body.dark-mode .subscriber-list tr,
body.dark-mode #subscription_overlay ul.grey-box li,
body.dark-mode #settings_page .sidebar,
body.dark-mode #settings_page .sidebar *,
body.dark-mode table,
body.dark-mode table th,
body.dark-mode table td {
    border-color: hsla(0, 0%, 0%, 0.2);
}

body.dark-mode .draft-row .draft-info-box {
    border-top: none;
}

body.dark-mode .private-message .messagebox,
body.dark-mode .message_header_private_message .message-header-contents {
    box-shadow: none;
}

body.dark-mode .draft-row .message_header_private_message .message_label_clickable {
    padding: 4px 6px 3px 6px;
    color: inherit;
}

body.dark-mode .dark_background a:hover {
    background: hsl(0, 0%, 27%);
}

body.dark-mode .nav-list > li > a,
body.dark-mode .nav-list .nav-header {
    text-shadow: none;
}

body.dark-mode .message_content code {
    background-color: hsl(212, 25%, 15%);
    border-color: hsla(0, 0%, 0%, 0.5);
    color: inherit;
}