Color

#405087

#405087
hex#405087
rgbrgb(64, 80, 135)
hslhsl(226, 36%, 39%)
oklchoklch(0.445 0.093 270.1)
Closest name: Assassin (#2d4f83)Relative luminance 0.0858

Colors that go with #405087

Sea Green, Steel Blue 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.

Real palettes that use #405087

Tints & shades

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

Harmonies

Complementary

Open in tool →

#877740

#407487 · #534087

#874050 · #508740

Split-complementary

Open in tool →

#875340 · #748740

#874074 · #877740 · #408753

Contrast

#405087 as textRatioAAAA largeAAAFix
Aaon white
7.73:1passpasspassPasses AAA — no fix needed.
Aaon black
2.72:1failfailfail
  • AA: use #5f73b4 as the text (4.6:1)
  • AAA: use #8695c6 as the text (7.13:1)
  • AA: or shift the background to #c7c7c7 (4.57:1)
  • AAA: or shift the background to #f5f5f5 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #405087 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

#405087 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #405087
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 #405087 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/405087-9ca1c4-df774e-221f2d-e9eff1?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