Color

#404777

#404777
hex#404777
rgbrgb(64, 71, 119)
hslhsl(232, 30%, 36%)
oklchoklch(0.415 0.08 276)
Closest name: Blue Funk (#2d4470)Relative luminance 0.0693

Colors that go with #404777

Steel Blue, Blue and Crimson 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 →

#777040

#406377 · #544077

#774048 · #487740

Split-complementary

Open in tool →

#775440 · #637740

#774063 · #777040 · #407754

Contrast

#404777 as textRatioAAAA largeAAAFix
Aaon white
8.8:1passpasspassPasses AAA — no fix needed.
Aaon black
2.39:1failfailfail
  • AA: use #6a73af as the text (4.68:1)
  • AAA: use #8e95c2 as the text (7.23:1)
  • AA: or shift the background to #bababa (4.54:1)
  • AAA: or shift the background to #e6e6e6 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #404777 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 #404777
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 #404777 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/404777-9c9dc4-df864e-231f2d-e9eef1?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