Color

#463b81

#463b81
hex#463b81
rgbrgb(70, 59, 129)
hslhsl(249, 37%, 37%)
oklchoklch(0.401 0.114 287.4)
Closest name: darkslateblue (#483d8b)Relative luminance 0.0601

Colors that go with #463b81

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 →

#77813b

#3b5481 · #693b81

#81463b · #3b8146

Split-complementary

Open in tool →

#81693b · #54813b

#813b54 · #77813b · #3b8169

Contrast

#463b81 as textRatioAAAA largeAAAFix
Aaon white
9.53:1passpasspassPasses AAA — no fix needed.
Aaon black
2.2:1failfailfail
  • AA: use #786cbc as the text (4.67:1)
  • AAA: use #988fcc as the text (7.14:1)
  • AA: or shift the background to #b3b3b3 (4.55:1)
  • AAA: or shift the background to #dedede (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 #463b81 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

#463b81 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #463b81
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 #463b81 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/463b81-a79cc4-dfae4e-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