Color

#649ca6

#649ca6
hex#649ca6
rgbrgb(100, 156, 166)
hslhsl(189, 27%, 52%)
oklchoklch(0.658 0.061 210)
Closest name: Atlas Cedar (#5ca0a7)Relative luminance 0.2924

Colors that go with #649ca6

Charcoal, Terracotta and Blush Pink 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 #649ca6

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a66d64

#64a68f · #647ba6

#a6649c · #9ca664

Split-complementary

Open in tool →

#a6647b · #a68f64

#8f64a6 · #a66d64 · #7ba664

Contrast

#649ca6 as textRatioAAAA largeAAAFix
Aaon white
3.07:1failpassfail
  • AA: use #4c7c85 as the text (4.64:1)
  • AAA: use #3a5e64 as the text (7.08:1)
  • AA: or shift the background to #2b2b2b (4.62:1)
Aaon black
6.85:1passpassfail
  • AAA: use #679ea8 as the text (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #649ca6 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 #649ca6
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 #649ca6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/649ca6-a2b7be-df4e7e-1f252d-e9f1ee?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