Color

#427a85

#427a85
hex#427a85
rgbrgb(66, 122, 133)
hslhsl(190, 34%, 39%)
oklchoklch(0.546 0.061 211.8)
Closest name: Bermuda (#1b7d8d)Relative luminance 0.1677

Colors that go with #427a85

Charcoal, Rust and Amber 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 →

#854d42

#42856f · #425885

#85427a · #7a8542

Split-complementary

Open in tool →

#854258 · #856f42

#6f4285 · #854d42 · #588542

Contrast

#427a85 as textRatioAAAA largeAAAFix
Aaon white
4.82:1passpassfail
  • AAA: use #325e67 as the text (7.16:1)
Aaon black
4.35:1failpassfail
  • AA: use #437d89 as the text (4.53:1)
  • AAA: use #5ba0ae as the text (7.08:1)
  • AA: or shift the background to #f7f7f7 (4.5:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #427a85 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 #427a85
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 #427a85 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/427a85-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