The Hummingbird Mattermost Theme

• Open Mattermost
• Account Settings
• Display
• Custom Theme
• Paste the code

{"sidebarBg":"#2f343b","sidebarText":"#ffffff","sidebarUnreadText":"#ffffff","sidebarTextHoverBg":"#fd7532","sidebarTextActiveBorder":"#fd7532","sidebarTextActiveColor":"#ffffff","sidebarHeaderBg":"#2f343b","sidebarHeaderTextColor":"#ffffff","onlineIndicator":"#fd7532","awayIndicator":"#e0b333","dndIndicator":"#f74343","mentionBj":"#ffffff","mentionColor":"#ffffff","centerChannelBg":"#2f343b","centerChannelColor":"#ffffff","newMessageSeparator":"#f80","linkColor":"#2389d7","buttonBg":"#26a970","buttonColor":"#ffffff","errorTextColor":"#fd5960","mentionHighlightBg":"#ff8800","mentionHighlightLink":"#ffffff","codeTheme":"solarized-dark","mentionBg":"#fd7532"}

• Save

Screenshot