Color

#5a555e

#5a555e
hex#5a555e
rgbrgb(90, 85, 94)
hslhsl(273, 5%, 35%)
oklchoklch(0.457 0.016 310.3)
Closest name: Blackwater (#545663)Relative luminance 0.0948

Colors that go with #5a555e

Blush Pink, Cadet Blue and Champagne 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 →

#595e55

#55555e · #5e555d

#5e5a55 · #555e5a

Split-complementary

Open in tool →

#5d5e55 · #555e55

#5e5555 · #595e55 · #555d5e

Contrast

#5a555e as textRatioAAAA largeAAAFix
Aaon white
7.25:1passpasspassPasses AAA — no fix needed.
Aaon black
2.9:1failfailfail
  • AA: use #78727e as the text (4.51:1)
  • AAA: use #9a949e as the text (7.1:1)
  • AA: or shift the background to #cccccc (4.52:1)
  • AAA: or shift the background to #fcfcfc (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5a555e as the background.

Brands using this color

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

Palettes built around it

Fonts for this mood

#5a555e reads as neutral, minimal. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5a555e
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 #5a555e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5a555e-a2beb0-c859d4-1f2d2b-eaf1e9?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