Color

#407d82

#407d82
hex#407d82
rgbrgb(64, 125, 130)
hslhsl(185, 34%, 38%)
oklchoklch(0.551 0.064 202.5)
Closest name: Bermuda (#1b7d8d)Relative luminance 0.1737

Colors that go with #407d82

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 →

#824540

#408266 · #405b82

#82407c · #7c8240

Split-complementary

Open in tool →

#82405b · #826640

#664082 · #824540 · #5b8240

Contrast

#407d82 as textRatioAAAA largeAAAFix
Aaon white
4.69:1passpassfail
  • AAA: use #315f63 as the text (7.12:1)
Aaon black
4.47:1failpassfail
  • AA: use #428085 as the text (4.66:1)
  • AAA: use #54a4ab as the text (7.28:1)
  • AA: or shift the background to #fcfcfc (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #407d82 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 #407d82
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 #407d82 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/407d82-a2b8be-df4e88-1f262d-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