Color

#424661

#424661
hex#424661
rgbrgb(66, 70, 97)
hslhsl(232, 19%, 32%)
oklchoklch(0.402 0.046 277.6)
Closest name: Bonne Nuit (#3a4866)Relative luminance 0.064

Colors that go with #424661

Steel Blue, Teal and Blue 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 →

#615d42

#425661 · #4d4261

#614246 · #466142

Split-complementary

Open in tool →

#614d42 · #566142

#614256 · #615d42 · #42614d

Contrast

#424661 as textRatioAAAA largeAAAFix
Aaon white
9.21:1passpasspassPasses AAA — no fix needed.
Aaon black
2.28:1failfailfail
  • AA: use #6d749c as the text (4.63:1)
  • AAA: use #8f94b3 as the text (7.05:1)
  • AA: or shift the background to #b8b8b8 (4.64:1)
  • AAA: or shift the background to #e3e3e3 (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #424661 as the background.

Brands using this color

mcpConnect your agent — build around #424661
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 #424661 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/424661-9c9dc4-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