Color

#63556d

#63556d
hex#63556d
rgbrgb(99, 85, 109)
hslhsl(275, 12%, 38%)
oklchoklch(0.472 0.042 311)
Closest name: Fedora (#625665)Relative luminance 0.1025

Colors that go with #63556d

Charcoal, Teal 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 →

#5f6d55

#57556d · #6d556b

#6d6355 · #556d63

Split-complementary

Open in tool →

#6b6d55 · #556d57

#6d5755 · #5f6d55 · #556b6d

Contrast

#63556d as textRatioAAAA largeAAAFix
Aaon white
6.88:1passpassfail
  • AAA: use #60536a as the text (7.14:1)
Aaon black
3.05:1failpassfail
  • AA: use #7f6e8c as the text (4.51:1)
  • AAA: use #9e90a7 as the text (7:1)
  • AA: or shift the background to #d1d1d1 (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #63556d 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 #63556d
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 #63556d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/63556d-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