Color

#545687

#545687
hex#545687
rgbrgb(84, 86, 135)
hslhsl(238, 23%, 43%)
oklchoklch(0.473 0.079 281.2)
Closest name: Dusk (#4e5481)Relative luminance 0.1029

Colors that go with #545687

Charcoal, Steel Blue and Teal 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 #545687

Tints & shades

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

Harmonies

Complementary

Open in tool →

#878554

#546f87 · #6c5487

#875456 · #568754

Split-complementary

Open in tool →

#876c54 · #6f8754

#87546f · #878554 · #54876c

Contrast

#545687 as textRatioAAAA largeAAAFix
Aaon white
6.87:1passpassfail
  • AAA: use #525484 as the text (7.09:1)
Aaon black
3.06:1failpassfail
  • AA: use #6f71a5 as the text (4.58:1)
  • AAA: use #9193ba as the text (7.09:1)
  • AA: or shift the background to #d4d4d4 (4.63:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #545687 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 #545687
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 #545687 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/545687-9f9cc4-df944e-251f2d-e9edf1?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