Color

#407e87

#407e87
hex#407e87
rgbrgb(64, 126, 135)
hslhsl(188, 36%, 39%)
oklchoklch(0.555 0.065 207.8)
Closest name: Bermuda (#1b7d8d)Relative luminance 0.1776

Colors that go with #407e87

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 →

#874940

#40876d · #405a87

#87407e · #7e8740

Split-complementary

Open in tool →

#87405a · #876d40

#6d4087 · #874940 · #5a8740

Contrast

#407e87 as textRatioAAAA largeAAAFix
Aaon white
4.61:1passpassfail
  • AAA: use #2f5d65 as the text (7.31:1)
Aaon black
4.55:1passpassfail
  • AAA: use #52a1ad 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 #407e87 as the background.

Brands using this color

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

Fonts for this mood

#407e87 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #407e87
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 #407e87 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/407e87-a2b7be-df4e81-1f252d-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