Color

#63607b

#63607b
hex#63607b
rgbrgb(99, 96, 123)
hslhsl(247, 12%, 43%)
oklchoklch(0.502 0.043 289.9)
Closest name: Plummy (#675a75)Relative luminance 0.1245

Colors that go with #63607b

Charcoal, Sea Green and Amber 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 →

#787b60

#606b7b · #71607b

#7b6460 · #607b64

Split-complementary

Open in tool →

#7b7160 · #6b7b60

#7b606b · #787b60 · #607b71

Contrast

#63607b as textRatioAAAA largeAAAFix
Aaon white
6.02:1passpassfail
  • AAA: use #58556d as the text (7.15:1)
Aaon black
3.49:1failpassfail
  • AA: use #777391 as the text (4.65:1)
  • AAA: use #9895ac as the text (7.23:1)
  • AA: or shift the background to #e0e0e0 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #63607b 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 #63607b
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 #63607b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/63607b-a59cc4-dfaa4e-271f2d-e9ecf1?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