Color

#4286eb

#4286eb
hex#4286eb
rgbrgb(66, 134, 235)
hslhsl(216, 81%, 59%)
oklchoklch(0.627 0.167 258.3)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2421

Colors that go with #4286eb

Charcoal, Crimson and Copper 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 →

#eba742

#42daeb · #5342eb

#eb4286 · #86eb42

Split-complementary

Open in tool →

#eb5342 · #daeb42

#eb42da · #eba742 · #42eb53

Contrast

#4286eb as textRatioAAAA largeAAAFix
Aaon white
3.6:1failpassfail
  • AA: use #2171e8 as the text (4.57:1)
  • AAA: use #1353b4 as the text (7.18:1)
  • AA: or shift the background to #1f1f1f (4.58:1)
Aaon black
5.84:1passpassfail
  • AAA: use #5d97ee as the text (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4286eb 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

#4286eb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4286eb
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 #4286eb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4286eb-9ca7c4-df5f4e-201f2d-e9f0f1?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