Color

#4d52ef

#4d52ef
hex#4d52ef
rgbrgb(77, 82, 239)
hslhsl(238, 84%, 62%)
oklchoklch(0.537 0.23 274.1)
Closest name: Arcane Brew (#5260e1)Relative luminance 0.1384

Colors that go with #4d52ef

Charcoal, Sea Green 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 →

#efea4d

#4da4ef · #994def

#ef4d52 · #52ef4d

Split-complementary

Open in tool →

#ef994d · #a4ef4d

#ef4da4 · #efea4d · #4def99

Contrast

#4d52ef as textRatioAAAA largeAAAFix
Aaon white
5.57:1passpassfail
Aaon black
3.77:1failpassfail
  • AA: use #5f64f1 as the text (4.58:1)
  • AAA: use #8a8df5 as the text (7.21:1)
  • AA: or shift the background to #e8e8e8 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4d52ef 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

#4d52ef reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4d52ef
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 #4d52ef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4d52ef-9f9cc4-df944e-251f2d-e9edf1?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