Color

#4e4587

#4e4587
hex#4e4587
rgbrgb(78, 69, 135)
hslhsl(248, 32%, 40%)
oklchoklch(0.433 0.106 287.4)
Closest name: darkslateblue (#483d8b)Relative luminance 0.0763

Colors that go with #4e4587

Midnight Blue, Dark Olive Green and Charcoal 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 #4e4587

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7e8745

#455d87 · #6f4587

#874e45 · #45874e

Split-complementary

Open in tool →

#876f45 · #5d8745

#87455d · #7e8745 · #45876f

Contrast

#4e4587 as textRatioAAAA largeAAAFix
Aaon white
8.32:1passpasspassPasses AAA — no fix needed.
Aaon black
2.53:1failfailfail
  • AA: use #786eb4 as the text (4.69:1)
  • AAA: use #9790c6 as the text (7.12:1)
  • AA: or shift the background to #bfbfbf (4.52:1)
  • AAA: or shift the background to #ededed (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 #4e4587 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 #4e4587
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 #4e4587 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4e4587-a69cc4-dfac4e-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