Color

#254bf4

#254bf4
hex#254bf4
rgbrgb(37, 75, 244)
hslhsl(229, 90%, 55%)
oklchoklch(0.512 0.253 266.2)
Closest name: C64 Blue (#003aff)Relative luminance 0.1196

Colors that go with #254bf4

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 →

#f4ce25

#25b2f4 · #6625f4

#f4254b · #4bf425

Split-complementary

Open in tool →

#f46625 · #b2f425

#f425b2 · #f4ce25 · #25f466

Contrast

#254bf4 as textRatioAAAA largeAAAFix
Aaon white
6.19:1passpassfail
  • AAA: use #123bf3 as the text (7.13:1)
Aaon black
3.39:1failpassfail
  • AA: use #4767f5 as the text (4.53:1)
  • AAA: use #778ff8 as the text (7.07:1)
  • AA: or shift the background to #dedede (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #254bf4 as the background.

Brands using this color

Fonts for this mood

#254bf4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #254bf4
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 #254bf4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/254bf4-9c9fc4-df7e4e-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