Color

#658195

#658195
hex#658195
rgbrgb(101, 129, 149)
hslhsl(205, 19%, 49%)
oklchoklch(0.589 0.044 239.6)
Closest name: Slate Gray (#708090)Relative luminance 0.2064

Colors that go with #658195

Charcoal, Copper 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 →

#957965

#659591 · #656995

#956581 · #819565

Split-complementary

Open in tool →

#956569 · #959165

#916595 · #957965 · #699565

Contrast

#658195 as textRatioAAAA largeAAAFix
Aaon white
4.1:1failpassfail
  • AA: use #5f798c as the text (4.57:1)
  • AAA: use #465967 as the text (7.28:1)
  • AA: or shift the background to #121212 (4.57:1)
Aaon black
5.13:1passpassfail
  • AAA: use #839aaa as the text (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #658195 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 #658195
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 #658195 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/658195-9cafc4-df4e58-1f212d-e9f1f0?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