Color

#636474

#636474
hex#636474
rgbrgb(99, 100, 116)
hslhsl(236, 8%, 42%)
oklchoklch(0.508 0.025 282.6)
Closest name: Alley Cat (#656874)Relative luminance 0.1303

Colors that go with #636474

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 →

#747363

#636c74 · #6a6374

#746364 · #647463

Split-complementary

Open in tool →

#746a63 · #6c7463

#74636c · #747363 · #63746a

Contrast

#636474 as textRatioAAAA largeAAAFix
Aaon white
5.82:1passpassfail
  • AAA: use #575866 as the text (7.02:1)
Aaon black
3.61:1failpassfail
  • AA: use #737487 as the text (4.58:1)
  • AAA: use #9495a4 as the text (7.09:1)
  • AA: or shift the background to #e3e3e3 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #636474 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

#636474 reads as muted, minimal. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #636474
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 #636474 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/636474-9e9cc4-df8f4e-241f2d-e9eef1?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