Color

#554b5d

#554b5d
hex#554b5d
rgbrgb(85, 75, 93)
hslhsl(273, 11%, 33%)
oklchoklch(0.43 0.032 310)
Closest name: Freefall (#565266)Relative luminance 0.0775

Colors that go with #554b5d

Cadet Blue, Champagne and Copper 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 #554b5d

Tints & shades

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

Harmonies

Complementary

Open in tool →

#535d4b

#4c4b5d · #5d4b5c

#5d554b · #4b5d55

Split-complementary

Open in tool →

#5c5d4b · #4b5d4c

#5d4c4b · #535d4b · #4b5c5d

Contrast

#554b5d as textRatioAAAA largeAAAFix
Aaon white
8.23:1passpasspassPasses AAA — no fix needed.
Aaon black
2.55:1failfailfail
  • AA: use #7e6f8b as the text (4.53:1)
  • AAA: use #9d91a6 as the text (7.03:1)
  • AA: or shift the background to #c2c2c2 (4.62:1)
  • AAA: or shift the background to #ededed (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 #554b5d 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 #554b5d
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 #554b5d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/554b5d-b79cc4-c4cb62-2d1f2d-eae9f1?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