Color

#645459

#645459
hex#645459
rgbrgb(100, 84, 89)
hslhsl(341, 9%, 36%)
oklchoklch(0.463 0.022 357.2)
Closest name: Fedora (#625665)Relative luminance 0.0977

Colors that go with #645459

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 →

#54645f

#645461 · #645754

#596454 · #545964

Split-complementary

Open in tool →

#546457 · #546164

#616454 · #54645f · #575464

Contrast

#645459 as textRatioAAAA largeAAAFix
Aaon white
7.11:1passpasspassPasses AAA — no fix needed.
Aaon black
2.95:1failfailfail
  • AA: use #856f76 as the text (4.53:1)
  • AAA: use #a59398 as the text (7.23:1)
  • AA: or shift the background to #cfcfcf (4.56:1)
  • AAA: or shift the background to #ffffff (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 #645459 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

#645459 reads as muted, minimal. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #645459
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 #645459 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/645459-c49ca4-62cb77-2d211f-f1e9ef?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