Color

#423177

#423177
hex#423177
rgbrgb(66, 49, 119)
hslhsl(255, 42%, 33%)
oklchoklch(0.371 0.115 290.9)
Closest name: Her Highness (#432e6f)Relative luminance 0.0469

Colors that go with #423177

Charcoal, Steel Blue 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 →

#667731

#314277 · #663177

#774231 · #317742

Split-complementary

Open in tool →

#776631 · #427731

#773142 · #667731 · #317766

Contrast

#423177 as textRatioAAAA largeAAAFix
Aaon white
10.84:1passpasspassPasses AAA — no fix needed.
Aaon black
1.94:1failfailfail
  • AA: use #7d67c1 as the text (4.58:1)
  • AAA: use #9c8bd0 as the text (7.02:1)
  • AA: or shift the background to #a8a8a8 (4.56:1)
  • AAA: or shift the background to #d1d1d1 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #423177 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

#423177 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #423177
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 #423177 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/423177-ab9cc4-dfbd4e-291f2d-e9ebf1?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