Color

#463f78

#463f78
hex#463f78
rgbrgb(70, 63, 120)
hslhsl(247, 31%, 36%)
oklchoklch(0.403 0.094 287)
Closest name: Evening Magic (#363e7d)Relative luminance 0.0621

Colors that go with #463f78

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 →

#72783f

#3f5578 · #623f78

#78463f · #3f7846

Split-complementary

Open in tool →

#78623f · #55783f

#783f55 · #72783f · #3f7862

Contrast

#463f78 as textRatioAAAA largeAAAFix
Aaon white
9.36:1passpasspassPasses AAA — no fix needed.
Aaon black
2.24:1failfailfail
  • AA: use #746cb2 as the text (4.53:1)
  • AAA: use #9791c5 as the text (7.17:1)
  • AA: or shift the background to #b5b5b5 (4.57:1)
  • AAA: or shift the background to #e0e0e0 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #463f78 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 #463f78
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 #463f78 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/463f78-a59cc4-dfaa4e-271f2d-e9ecf1?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