Color

#2546ef

#2546ef
hex#2546ef
rgbrgb(37, 70, 239)
hslhsl(230, 86%, 54%)
oklchoklch(0.5 0.252 266.7)
Closest name: C64 Blue (#003aff)Relative luminance 0.1101

Colors that go with #2546ef

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 →

#efcd25

#25abef · #6825ef

#ef2546 · #46ef25

Split-complementary

Open in tool →

#ef6825 · #abef25

#ef25ab · #efcd25 · #25ef68

Contrast

#2546ef as textRatioAAAA largeAAAFix
Aaon white
6.56:1passpassfail
  • AAA: use #1b3eee as the text (7.07:1)
Aaon black
3.2:1failpassfail
  • AA: use #4b67f1 as the text (4.51:1)
  • AAA: use #7a8ff5 as the text (7.08:1)
  • AA: or shift the background to #d6d6d6 (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2546ef 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

#2546ef reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2546ef
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 #2546ef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2546ef-9c9ec4-df814e-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