Color

#424dc2

#424dc2
hex#424dc2
rgbrgb(66, 77, 194)
hslhsl(235, 51%, 51%)
oklchoklch(0.483 0.181 273.4)
Closest name: Blurple (#5539cc)Relative luminance 0.1036

Colors that go with #424dc2

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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#c2b742

#428dc2 · #7742c2

#c2424d · #4dc242

Split-complementary

Open in tool →

#c27742 · #8dc242

#c2428d · #c2b742 · #42c277

Contrast

#424dc2 as textRatioAAAA largeAAAFix
Aaon white
6.84:1passpassfail
  • AAA: use #3e49c1 as the text (7.17:1)
Aaon black
3.07:1failpassfail
  • AA: use #656ecd as the text (4.67:1)
  • AAA: use #8b92da as the text (7.22:1)
  • AA: or shift the background to #d4d4d4 (4.61:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #424dc2 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

#424dc2 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #424dc2
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 #424dc2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/424dc2-9e9cc4-df8d4e-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