Color

#4d257e

#4d257e
hex#4d257e
rgbrgb(77, 37, 126)
hslhsl(267, 55%, 32%)
oklchoklch(0.37 0.143 300)
Closest name: Galactic Civilization (#442288)Relative luminance 0.0441

Colors that go with #4d257e

Royal Blue, Charcoal 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 →

#567e25

#25297e · #7a257e

#7e4d25 · #257e4d

Split-complementary

Open in tool →

#7e7a25 · #297e25

#7e2529 · #567e25 · #257e7a

Contrast

#4d257e as textRatioAAAA largeAAAFix
Aaon white
11.16:1passpasspassPasses AAA — no fix needed.
Aaon black
1.88:1failfailfail
  • AA: use #915dd0 as the text (4.68:1)
  • AAA: use #ac84db as the text (7.08:1)
  • AA: or shift the background to #a6a6a6 (4.59:1)
  • AAA: or shift the background to #cfcfcf (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4d257e 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

#4d257e reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4d257e
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 #4d257e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4d257e-b39cc4-dfda4e-2c1f2d-e9eaf1?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