Color

#2a50ea

#2a50ea
hex#2a50ea
rgbrgb(42, 80, 234)
hslhsl(228, 82%, 54%)
oklchoklch(0.512 0.234 266.5)
Closest name: C64 Blue (#003aff)Relative luminance 0.1217

Colors that go with #2a50ea

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 →

#eac32a

#2ab0ea · #632aea

#ea2a50 · #50ea2a

Split-complementary

Open in tool →

#ea632a · #b0ea2a

#ea2ab0 · #eac32a · #2aea63

Contrast

#2a50ea as textRatioAAAA largeAAAFix
Aaon white
6.12:1passpassfail
  • AAA: use #1741e8 as the text (7.1:1)
Aaon black
3.43:1failpassfail
  • AA: use #4a6bed as the text (4.62:1)
  • AAA: use #7891f2 as the text (7.13:1)
  • AA: or shift the background to #dedede (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a50ea as the background.

Brands using this color

Fonts for this mood

#2a50ea reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a50ea
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 #2a50ea and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a50ea-9c9fc4-df7c4e-231f2d-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