Color

#649ba6

#649ba6
hex#649ba6
rgbrgb(100, 155, 166)
hslhsl(190, 27%, 52%)
oklchoklch(0.655 0.06 211.6)
Closest name: Atlas Cedar (#5ca0a7)Relative luminance 0.2891

Colors that go with #649ba6

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 #649ba6

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a66f64

#64a690 · #647aa6

#a6649b · #9ba664

Split-complementary

Open in tool →

#a6647a · #a69064

#9064a6 · #a66f64 · #7aa664

Contrast

#649ba6 as textRatioAAAA largeAAAFix
Aaon white
3.1:1failpassfail
  • AA: use #4e7e88 as the text (4.5:1)
  • AAA: use #3a5d64 as the text (7.17:1)
  • AA: or shift the background to #2b2b2b (4.57:1)
Aaon black
6.78:1passpassfail
  • AAA: use #6a9fa9 as the text (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #649ba6 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 #649ba6
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 #649ba6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/649ba6-a2b6be-df4e7c-1f252d-e9f1ef?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