Color

#63405a

#63405a
hex#63405a
rgbrgb(99, 64, 90)
hslhsl(315, 21%, 32%)
oklchoklch(0.421 0.062 336.5)
Closest name: Grape Fizz (#64435f)Relative luminance 0.0706

Colors that go with #63405a

Sea Green, Copper and Denim 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 #63405a

Tints & shades

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

Harmonies

Complementary

Open in tool →

#406349

#5a4063 · #634049

#5a6340 · #405a63

Split-complementary

Open in tool →

#496340 · #40635a

#635a40 · #406349 · #404963

Contrast

#63405a as textRatioAAAA largeAAAFix
Aaon white
8.71:1passpasspassPasses AAA — no fix needed.
Aaon black
2.41:1failfailfail
  • AA: use #9a658d as the text (4.62:1)
  • AAA: use #b28aa8 as the text (7.09:1)
  • AA: or shift the background to #bdbdbd (4.64:1)
  • AAA: or shift the background to #e8e8e8 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #63405a as the background.

Brands using this color

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

Fonts for this mood

#63405a reads as warm, muted, editorial. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #63405a
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 #63405a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/63405a-c19fb4-7bcb62-2d1f24-efe9f1?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