Trello's color identity centers around a bold blue primary, complemented by a clean, modern palette of secondary blues, teals, and neutral grays. The system supports clear UI hierarchy and accessibility across its productivity platform.
trello.comClick any swatch to copy its hex. Hover for RGB and HSL.
Pick a format, copy or download. Everything below is generated from the exact hex values above.
:root {
--info: #00B8D9;
--error: #EB5A46;
--accent: #00C7E6;
--border: #DFE1E6;
--primary: #0052CC;
--success: #61BD4F;
--surface: #FFFFFF;
--warning: #FFAB00;
--secondary: #2684FF;
--text-muted: #6B778C;
--background: #F4F5F7;
--text-primary: #172B4D;
--text-secondary: #42526E;
}Every text tone tested against every surface, per WCAG 2.1.
Text on background
Needs 4.5:1 for body text
12.9:1
Pass
Text on surface
Needs 4.5:1 for body text
14.1:1
Pass
Secondary text on background
Needs 4.5:1 for body text
7.2:1
Pass
Secondary text on surface
Needs 4.5:1 for body text
7.9:1
Pass
Muted text on background
Needs 3:1 for large text
4.1:1
Pass
Muted text on surface
Needs 3:1 for large text
4.5:1
Pass
The quiet part of the Trello palette: page background, card surfaces, dividers and the three text tones that sit on them. Click a value to copy it.
Trello's palette is built around a strong blue, evoking trust and clarity, with supporting teals and neutrals for balance. The color system is designed for high usability and visual organization.
Primary blue is complemented by lighter blues and teals for UI hierarchy.
Neutral grays provide structure and readability.
Accent and semantic colors highlight statuses and actions.
Blue communicates reliability and calm, supporting Trello's role as a productivity tool. The use of green, yellow, and red for statuses aligns with universal color associations for success, warning, and error.
Trello's core blue and neutral palette has remained stable since its early years. Minor adjustments have been made to accent and semantic colors for improved accessibility.
Used for main navigation bars, primary buttons, and key highlights.
Appears in secondary buttons, links, and hover states.
Used for highlights, selected states, and onboarding elements.
Trello Cloud and White are used for app backgrounds and card surfaces.
Trello Navy and Slate are used for primary and secondary text throughout the UI.
Green, yellow, and red indicate card statuses, notifications, and alerts.
Hex codes, RGB values, neutrals and how to use the palette.
The official Trello primary color is #0052CC, known as Trello Blue. It is used for navigation and primary actions.
Trello Blue (#0052CC) in RGB is (0, 82, 204). For CMYK, it is approximately (100, 60, 0, 20).
Trello uses #F4F5F7 (Trello Cloud), #DFE1E6 (Trello Light Gray), and #6B778C (Trello Gray) for backgrounds, borders, and muted text. These neutrals support clarity and readability in the UI.
Use Trello Blue (#0052CC) for primary actions and navigation, with supporting blues and neutrals for structure. Semantic colors like #61BD4F (Green) and #EB5A46 (Red) are reserved for status and alerts.
The secondary color is Trello Light Blue, #2684FF, and the accent is Trello Teal, #00C7E6. Together with the primary they make up the three brand colors at the top of this page.
6 of 6 text and background pairings meet WCAG 2.1 AA contrast. The contrast section above shows every pairing with its exact ratio.
Use the export block on this page. It gives you CSS custom properties, a Tailwind config, W3C design tokens or a shadcn/ui theme built from these exact hex values, with copy and download buttons.
Yes. Export the Claude Code skill, Cursor rules or Codex prompt from the same block. The agent then applies Trello's colors consistently when it generates UI.
Start from this palette's mood and get an original 13-color system for your own project, contrast-checked and ready to export.
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