Color

#4e478a

#4e478a
hex#4e478a
rgbrgb(78, 71, 138)
hslhsl(246, 32%, 41%)
oklchoklch(0.438 0.107 285.8)
Closest name: darkslateblue (#483d8b)Relative luminance 0.0796

Colors that go with #4e478a

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.

Real palettes that use #4e478a

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#838a47

#47628a · #6f478a

#8a4e47 · #478a4e

Split-complementary

Open in tool →

#8a6f47 · #628a47

#8a4762 · #838a47 · #478a6f

Contrast

#4e478a as textRatioAAAA largeAAAFix
Aaon white
8.1:1passpasspassPasses AAA — no fix needed.
Aaon black
2.59:1failfailfail
  • AA: use #756eb4 as the text (4.65:1)
  • AAA: use #9590c6 as the text (7.08:1)
  • AA: or shift the background to #c2c2c2 (4.55:1)
  • AAA: or shift the background to #f0f0f0 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4e478a 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 #4e478a
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 #4e478a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4e478a-a59cc4-dfa74e-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