Color

#406fa5

#406fa5
hex#406fa5
rgbrgb(64, 111, 165)
hslhsl(212, 44%, 45%)
oklchoklch(0.533 0.1 253.1)
Closest name: Blue Triumph (#4376ab)Relative luminance 0.1518

Colors that go with #406fa5

Charcoal, Sea Green 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 →

#a57640

#40a2a5 · #4440a5

#a5406f · #6fa540

Split-complementary

Open in tool →

#a54440 · #a2a540

#a540a2 · #a57640 · #40a544

Contrast

#406fa5 as textRatioAAAA largeAAAFix
Aaon white
5.2:1passpassfail
  • AAA: use #335984 as the text (7.23:1)
Aaon black
4.04:1failpassfail
  • AA: use #4577b0 as the text (4.52:1)
  • AAA: use #7099c7 as the text (7.07:1)
  • AA: or shift the background to #f0f0f0 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #406fa5 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

#406fa5 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #406fa5
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 #406fa5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/406fa5-9caac4-df564e-1f202d-e9f1f1?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