Color

#426eff

#426eff
hex#426eff
rgbrgb(66, 110, 255)
hslhsl(226, 100%, 63%)
oklchoklch(0.593 0.221 266.6)
Closest name: Bluerocratic (#1f66ff)Relative luminance 0.1953

Colors that go with #426eff

Crimson, Orange Red and Slate Gray 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 →

#ffd342

#42cdff · #7542ff

#ff426e · #6eff42

Split-complementary

Open in tool →

#ff7542 · #cdff42

#ff42cd · #ffd342 · #42ff75

Contrast

#426eff as textRatioAAAA largeAAAFix
Aaon white
4.28:1failpassfail
  • AA: use #3867ff as the text (4.61:1)
  • AAA: use #003afa as the text (7.03:1)
  • AA: or shift the background to #0d0d0d (4.54:1)
Aaon black
4.91:1passpassfail
  • AAA: use #7092ff as the text (7.24:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #426eff 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

#426eff reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #426eff
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 #426eff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/426eff-9ca1c4-df774e-221f2d-e9eff1?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