Color

#55405e

#55405e
hex#55405e
rgbrgb(85, 64, 94)
hslhsl(282, 19%, 31%)
oklchoklch(0.406 0.056 315.5)
Closest name: Haunted Candelabra (#57446a)Relative luminance 0.0641

Colors that go with #55405e

Teal, Sea Green 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 →

#495e40

#46405e · #5e4058

#5e5540 · #405e55

Split-complementary

Open in tool →

#585e40 · #405e46

#5e4640 · #495e40 · #40585e

Contrast

#55405e as textRatioAAAA largeAAAFix
Aaon white
9.21:1passpasspassPasses AAA — no fix needed.
Aaon black
2.28:1failfailfail
  • AA: use #8c6a9a as the text (4.64:1)
  • AAA: use #a88fb3 as the text (7.24:1)
  • AA: or shift the background to #b8b8b8 (4.64:1)
  • AAA: or shift the background to #e3e3e3 (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #55405e 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 #55405e
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 #55405e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/55405e-ba9fc1-b4cb62-2d1f2b-ebe9f1?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