Color

#054eeb

#054eeb
hex#054eeb
rgbrgb(5, 78, 235)
hslhsl(221, 96%, 47%)
oklchoklch(0.502 0.243 262.9)
Closest name: C64 Blue (#003aff)Relative luminance 0.1148

Colors that go with #054eeb

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 →

#eba205

#05c1eb · #2f05eb

#eb054e · #4eeb05

Split-complementary

Open in tool →

#eb2f05 · #c1eb05

#eb05c1 · #eba205 · #05eb2f

Contrast

#054eeb as textRatioAAAA largeAAAFix
Aaon white
6.37:1passpassfail
  • AAA: use #0449dc as the text (7.02:1)
Aaon black
3.3:1failpassfail
  • AA: use #286bfb as the text (4.59:1)
  • AAA: use #6494fc as the text (7.18:1)
  • AA: or shift the background to #d9d9d9 (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 #054eeb as the background.

Brands using this color

Fonts for this mood

#054eeb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #054eeb
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 #054eeb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/054eeb-9ca4c4-df6b4e-211f2d-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