Color

#4e28d7

#4e28d7
hex#4e28d7
rgbrgb(78, 40, 215)
hslhsl(253, 69%, 50%)
oklchoklch(0.459 0.241 281.1)
Closest name: Blurple (#5539cc)Relative luminance 0.0804

Colors that go with #4e28d7

Charcoal, Sea Green and Cobalt 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 →

#b1d728

#2859d7 · #a628d7

#d74e28 · #28d74e

Split-complementary

Open in tool →

#d7a628 · #59d728

#d72859 · #b1d728 · #28d7a6

Contrast

#4e28d7 as textRatioAAAA largeAAAFix
Aaon white
8.05:1passpasspassPasses AAA — no fix needed.
Aaon black
2.61:1failfailfail
  • AA: use #7c60e2 as the text (4.63:1)
  • AAA: use #9c86e9 as the text (7:1)
  • AA: or shift the background to #c2c2c2 (4.52:1)
  • AAA: or shift the background to #f0f0f0 (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4e28d7 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

#4e28d7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4e28d7
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 #4e28d7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4e28d7-a99cc4-dfb84e-281f2d-e9ebf1?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