Color

#3c4267

#3c4267
hex#3c4267
rgbrgb(60, 66, 103)
hslhsl(232, 26%, 32%)
oklchoklch(0.391 0.063 276)
Closest name: Bonne Nuit (#3a4866)Relative luminance 0.0584

Colors that go with #3c4267

Steel Blue, Blue and Blush Pink lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#67613c

#3c5767 · #4c3c67

#673c42 · #42673c

Split-complementary

Open in tool →

#674c3c · #57673c

#673c57 · #67613c · #3c674c

Contrast

#3c4267 as textRatioAAAA largeAAAFix
Aaon white
9.69:1passpasspassPasses AAA — no fix needed.
Aaon black
2.17:1failfailfail
  • AA: use #6b73a8 as the text (4.64:1)
  • AAA: use #8f95bd as the text (7.2:1)
  • AA: or shift the background to #b3b3b3 (4.62:1)
  • AAA: or shift the background to #dedede (7.2:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3c4267 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #3c4267
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

analyze #3c4267 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3c4267-9c9dc4-df864e-231f2d-e9eef1?lock=0&style=vibrant

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

Machine-readable: color.md