Brand colors

3M colors

3M's 5 brand colors as structured tokens — every role's hex with copy buttons, contrast pairs measured against the brand's own surface, and CSS / DTCG downloads. Ask your agent for a palette inspired by 3M via the colors MCP.

Source
3m.com
Extracted
Version
4
Guidelines
official
Verified from the live site at 3m.com on 2 September 2026 (version 4).

Role tokens

  • primary#ff0000 · 3M Red
  • secondary#c80000 · Dark Red
  • accent#0033cc · Blue
  • surface#ffffff · White
  • text#000000 · Black

Contrast pairs

PairRatioAAAA largeAAAFix
Aaprimary on surface
4:1failpassfailAA: primary #eb0000 (4.63:1)
Aasecondary on surface
6.08:1passpassfailAAA: secondary #b30000 (7.2:1)
Aaaccent on surface
8.95:1passpasspass
Aatext on surface
21:1passpasspass
Aatext on primary
5.25:1passpassfailAAA: primary #ff6161 (7.13:1)
Aatext on secondary
3.46:1failpassfailAA: text #dedede (4.52:1)
Aatext on accent
2.35:1failfailfailAA: text #b8b8b8 (4.51:1)

Measured against the brand's own surface where it has one; fixes move lightness only so they stay on-hue.

Download

The same tokens as CSS custom properties, a Tailwind v4 @theme block, and a W3C DTCG color group — or fetch tokens.json / brand.css for the full brand.

css · 3m-com-colors.css
:root {
  --color-primary: #ff0000;
  --color-secondary: #c80000;
  --color-accent: #0033cc;
  --color-surface: #ffffff;
  --color-text: #000000;
}
tailwind · theme.css
/* 3M — Tailwind v4 theme. Import after "tailwindcss". */
@theme {
  --color-primary: #ff0000;
  --color-secondary: #c80000;
  --color-accent: #0033cc;
  --color-surface: #ffffff;
  --color-text: #000000;
}
dtcg · 3m-com-colors.tokens.json
{
  "$description": "3M brand colors",
  "color": {
    "primary": {
      "$type": "color",
      "$value": "#ff0000"
    },
    "secondary": {
      "$type": "color",
      "$value": "#c80000"
    },
    "accent": {
      "$type": "color",
      "$value": "#0033cc"
    },
    "surface": {
      "$type": "color",
      "$value": "#ffffff"
    },
    "text": {
      "$type": "color",
      "$value": "#000000"
    }
  }
}

Similar brand palettes

Public brands whose primary sits closest on the hue wheel.

mcpConnect your agent — riff on 3M
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

build a palette inspired by 3M for a industrial startup — keep the feel, change the primary, and give me the /palettes/new link

tool url/palettes/new/ff0000-c80000-0033cc-ffffff-000000?lock=0

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

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