Color

#63566c

#63566c
hex#63566c
rgbrgb(99, 86, 108)
hslhsl(275, 11%, 38%)
oklchoklch(0.474 0.038 311.4)
Closest name: Fedora (#625665)Relative luminance 0.1039

Colors that go with #63566c

Charcoal, 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5f6c56

#58566c · #6c566a

#6c6356 · #566c63

Split-complementary

Open in tool →

#6a6c56 · #566c58

#6c5856 · #5f6c56 · #566a6c

Contrast

#63566c as textRatioAAAA largeAAAFix
Aaon white
6.82:1passpassfail
  • AAA: use #605469 as the text (7.07:1)
Aaon black
3.08:1failpassfail
  • AA: use #7f6f8b as the text (4.55:1)
  • AAA: use #9d91a6 as the text (7.03:1)
  • AA: or shift the background to #d4d4d4 (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #63566c 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 #63566c
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 #63566c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/63566c-b89cc4-c0cb62-2d1f2d-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