Color

#4a42bd

#4a42bd
hex#4a42bd
rgbrgb(74, 66, 189)
hslhsl(244, 48%, 50%)
oklchoklch(0.465 0.186 279.2)
Closest name: Blurple (#5539cc)Relative luminance 0.0903

Colors that go with #4a42bd

Charcoal, Sea Green and Steel 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 →

#b5bd42

#4277bd · #8842bd

#bd4a42 · #42bd4a

Split-complementary

Open in tool →

#bd8842 · #77bd42

#bd4277 · #b5bd42 · #42bd88

Contrast

#4a42bd as textRatioAAAA largeAAAFix
Aaon white
7.49:1passpasspassPasses AAA — no fix needed.
Aaon black
2.81:1failfailfail
  • AA: use #6f68ca as the text (4.51:1)
  • AAA: use #938ed7 as the text (7.09:1)
  • AA: or shift the background to #c9c9c9 (4.52:1)
  • AAA: or shift the background to #fafafa (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4a42bd 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

#4a42bd reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4a42bd
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 #4a42bd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4a42bd-a39cc4-dfa24e-261f2d-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