Color

#425bfa

#425bfa
hex#425bfa
rgbrgb(66, 91, 250)
hslhsl(232, 95%, 62%)
oklchoklch(0.555 0.236 269.7)
Closest name: Bluerocratic (#1f66ff)Relative luminance 0.1554

Colors that go with #425bfa

Charcoal, Crimson and Sea Green 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 →

#fae242

#42b7fa · #8642fa

#fa425b · #5bfa42

Split-complementary

Open in tool →

#fa8642 · #b7fa42

#fa42b7 · #fae242 · #42fa86

Contrast

#425bfa as textRatioAAAA largeAAAFix
Aaon white
5.11:1passpassfail
  • AAA: use #1a38f9 as the text (7.05:1)
Aaon black
4.11:1failpassfail
  • AA: use #5168fb as the text (4.72:1)
  • AAA: use #7e8ffc as the text (7.22:1)
  • AA: or shift the background to #f2f2f2 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #425bfa as the background.

Brands using this color

Fonts for this mood

#425bfa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #425bfa
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 #425bfa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/425bfa-9c9dc4-df864e-231f2d-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