Color

#2a44ef

#2a44ef
hex#2a44ef
rgbrgb(42, 68, 239)
hslhsl(232, 86%, 55%)
oklchoklch(0.498 0.253 267.6)
Closest name: C64 Blue (#003aff)Relative luminance 0.1086

Colors that go with #2a44ef

Charcoal, Crimson 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 →

#efd52a

#2aa7ef · #722aef

#ef2a44 · #44ef2a

Split-complementary

Open in tool →

#ef722a · #a7ef2a

#ef2aa7 · #efd52a · #2aef72

Contrast

#2a44ef as textRatioAAAA largeAAAFix
Aaon white
6.62:1passpassfail
  • AAA: use #203cee as the text (7.14:1)
Aaon black
3.17:1failpassfail
  • AA: use #5469f2 as the text (4.68:1)
  • AAA: use #7f8ff5 as the text (7.15:1)
  • AA: or shift the background to #d6d6d6 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a44ef 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

#2a44ef reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a44ef
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 #2a44ef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a44ef-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