Color

#2e18f7

#2e18f7
hex#2e18f7
rgbrgb(46, 24, 247)
hslhsl(246, 93%, 53%)
oklchoklch(0.463 0.291 269.8)
Closest name: Bluebonnet (#1c1cf0)Relative luminance 0.0795

Colors that go with #2e18f7

Charcoal, Crimson and Cobalt Blue 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 →

#e0f718

#1871f7 · #9d18f7

#f72e18 · #18f72e

Split-complementary

Open in tool →

#f79d18 · #71f718

#f71871 · #e0f718 · #18f79d

Contrast

#2e18f7 as textRatioAAAA largeAAAFix
Aaon white
8.11:1passpasspassPasses AAA — no fix needed.
Aaon black
2.59:1failfailfail
  • AA: use #6c5df9 as the text (4.57:1)
  • AAA: use #9489fb as the text (7.23:1)
  • AA: or shift the background to #c2c2c2 (4.55:1)
  • AAA: or shift the background to #f0f0f0 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2e18f7 as the background.

Brands using this color

Fonts for this mood

#2e18f7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2e18f7
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 #2e18f7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2e18f7-a59cc4-dfa74e-271f2d-e9ecf1?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