Color

#3a44cf

#3a44cf
hex#3a44cf
rgbrgb(58, 68, 207)
hslhsl(236, 61%, 52%)
oklchoklch(0.474 0.21 272.1)
Closest name: Blurple (#5539cc)Relative luminance 0.0954

Colors that go with #3a44cf

Charcoal, Sea Green and Amber 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 #3a44cf

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cfc53a

#3a8fcf · #7b3acf

#cf3a44 · #44cf3a

Split-complementary

Open in tool →

#cf7b3a · #8fcf3a

#cf3a8f · #cfc53a · #3acf7b

Contrast

#3a44cf as textRatioAAAA largeAAAFix
Aaon white
7.22:1passpasspassPasses AAA — no fix needed.
Aaon black
2.91:1failfailfail
  • AA: use #636bd9 as the text (4.64:1)
  • AAA: use #888ee2 as the text (7.01:1)
  • AA: or shift the background to #cfcfcf (4.64:1)
  • AAA: or shift the background to #fcfcfc (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3a44cf 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

#3a44cf reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3a44cf
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 #3a44cf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3a44cf-9e9cc4-df8f4e-241f2d-e9eef1?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