Color

#6598ae

#6598ae
hex#6598ae
rgbrgb(101, 152, 174)
hslhsl(198, 31%, 54%)
oklchoklch(0.652 0.063 227)
Closest name: Cavolo Nero (#72939e)Relative luminance 0.2828

Colors that go with #6598ae

Charcoal, 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 #6598ae

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ae7b65

#65aea0 · #6574ae

#ae6598 · #98ae65

Split-complementary

Open in tool →

#ae6574 · #aea065

#a065ae · #ae7b65 · #74ae65

Contrast

#6598ae as textRatioAAAA largeAAAFix
Aaon white
3.16:1failpassfail
  • AA: use #4c7b90 as the text (4.62:1)
  • AAA: use #385c6b as the text (7.21:1)
  • AA: or shift the background to #292929 (4.61:1)
Aaon black
6.66:1passpassfail
  • AAA: use #6c9db2 as the text (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6598ae 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 #6598ae
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 #6598ae and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6598ae-9cb3c4-df4e69-1f232d-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