Color

#053afa

#053afa
hex#053afa
rgbrgb(5, 58, 250)
hslhsl(227, 96%, 50%)
oklchoklch(0.488 0.28 264.2)
Closest name: C64 Blue (#003aff)Relative luminance 0.0996

Colors that go with #053afa

Charcoal, Crimson and Cobalt Blue 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 →

#fac505

#05b5fa · #4a05fa

#fa053a · #3afa05

Split-complementary

Open in tool →

#fa4a05 · #b5fa05

#fa05b5 · #fac505 · #05fa4a

Contrast

#053afa as textRatioAAAA largeAAAFix
Aaon white
7.02:1passpasspassPasses AAA — no fix needed.
Aaon black
2.99:1failfailfail
  • AA: use #4169fb as the text (4.64:1)
  • AAA: use #7391fc as the text (7.18:1)
  • AA: or shift the background to #cfcfcf (4.5:1)
  • AAA: or shift the background to #ffffff (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #053afa as the background.

Brands using this color

Fonts for this mood

#053afa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #053afa
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 #053afa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/053afa-9ca0c4-df7a4e-221f2d-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