Color

#434875

#434875
hex#434875
rgbrgb(67, 72, 117)
hslhsl(234, 27%, 36%)
oklchoklch(0.418 0.075 277.8)
Closest name: Bonne Nuit (#3a4866)Relative luminance 0.0711

Colors that go with #434875

Steel Blue, Blue and Cadet 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 →

#757043

#436175 · #574375

#754348 · #487543

Split-complementary

Open in tool →

#755743 · #617543

#754361 · #757043 · #437557

Contrast

#434875 as textRatioAAAA largeAAAFix
Aaon white
8.67:1passpasspassPasses AAA — no fix needed.
Aaon black
2.42:1failfailfail
  • AA: use #6a70a9 as the text (4.5:1)
  • AAA: use #8e92be as the text (7.01:1)
  • AA: or shift the background to #bdbdbd (4.61:1)
  • AAA: or shift the background to #e8e8e8 (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #434875 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 #434875
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 #434875 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/434875-9d9cc4-df8a4e-241f2d-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