Color

#6489a0

#6489a0
hex#6489a0
rgbrgb(100, 137, 160)
hslhsl(203, 24%, 51%)
oklchoklch(0.611 0.054 236.1)
Closest name: Bay View (#6a819e)Relative luminance 0.2314

Colors that go with #6489a0

Charcoal, Copper and Cobalt Blue 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 →

#a07b64

#64a099 · #646ba0

#a06489 · #89a064

Split-complementary

Open in tool →

#a0646b · #a09964

#9964a0 · #a07b64 · #6ba064

Contrast

#6489a0 as textRatioAAAA largeAAAFix
Aaon white
3.73:1failpassfail
  • AA: use #57798e as the text (4.63:1)
  • AAA: use #425c6c as the text (7.05:1)
  • AA: or shift the background to #1c1c1c (4.57:1)
Aaon black
5.63:1passpassfail
  • AAA: use #7a9aae as the text (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6489a0 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

mcpConnect your agent — build around #6489a0
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 #6489a0 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6489a0-9cb0c4-df4e5d-1f222d-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