Color

#254be4

#254be4
hex#254be4
rgbrgb(37, 75, 228)
hslhsl(228, 78%, 52%)
oklchoklch(0.497 0.234 266.2)
Closest name: C64 Blue (#003aff)Relative luminance 0.1103

Colors that go with #254be4

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.

Real palettes that use #254be4

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#e4be25

#25abe4 · #5e25e4

#e4254b · #4be425

Split-complementary

Open in tool →

#e45e25 · #abe425

#e425ab · #e4be25 · #25e45e

Contrast

#254be4 as textRatioAAAA largeAAAFix
Aaon white
6.55:1passpassfail
  • AAA: use #1c44e3 as the text (7.03:1)
Aaon black
3.21:1failpassfail
  • AA: use #4e6de9 as the text (4.69:1)
  • AAA: use #7b92ef as the text (7.2:1)
  • 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 #254be4 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#254be4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #254be4
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 #254be4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/254be4-9c9fc4-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