Color

#406455

#406455
hex#406455
rgbrgb(64, 100, 85)
hslhsl(155, 22%, 32%)
oklchoklch(0.471 0.048 166.3)
Closest name: Ethereal Woods (#3e5e4e)Relative luminance 0.1086

Colors that go with #406455

Charcoal, Blue and Cadet 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.

Real palettes that use #406455

Tints & shades

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

Harmonies

Complementary

Open in tool →

#64404f

#406443 · #406164

#554064 · #645540

Split-complementary

Open in tool →

#644061 · #644340

#434064 · #64404f · #616440

Contrast

#406455 as textRatioAAAA largeAAAFix
Aaon white
6.62:1passpassfail
Aaon black
3.17:1failpassfail
  • AA: use #52806c as the text (4.66:1)
  • AAA: use #6aa089 as the text (7:1)
  • AA: or shift the background to #d6d6d6 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #406455 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 #406455
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 #406455 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/406455-a2beb6-d459c8-1f2d2d-e9f1ea?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