Color

#434064

#434064
hex#434064
rgbrgb(67, 64, 100)
hslhsl(245, 22%, 32%)
oklchoklch(0.391 0.06 287.1)
Closest name: Bonne Nuit (#3a4866)Relative luminance 0.0578

Colors that go with #434064

Steel Blue, Teal and Blue 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 →

#616440

#404f64 · #554064

#644340 · #406443

Split-complementary

Open in tool →

#645540 · #4f6440

#64404f · #616440 · #406455

Contrast

#434064 as textRatioAAAA largeAAAFix
Aaon white
9.74:1passpasspassPasses AAA — no fix needed.
Aaon black
2.16:1failfailfail
  • AA: use #7470a4 as the text (4.6:1)
  • AAA: use #9592b9 as the text (7.09:1)
  • AA: or shift the background to #b3b3b3 (4.65:1)
  • AAA: or shift the background to #dbdbdb (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #434064 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 #434064
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 #434064 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/434064-a49cc4-dfa54e-261f2d-e9ecf1?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