Color

#0573c2

#0573c2
hex#0573c2
rgbrgb(5, 115, 194)
hslhsl(205, 95%, 39%)
oklchoklch(0.545 0.149 249.2)
Closest name: Brilliant Blue (#0075b3)Relative luminance 0.1619

Colors that go with #0573c2

Charcoal, Crimson and Sienna 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 →

#c25405

#05c2b2 · #0515c2

#c20573 · #73c205

Split-complementary

Open in tool →

#c20515 · #c2b205

#b205c2 · #c25405 · #15c205

Contrast

#0573c2 as textRatioAAAA largeAAAFix
Aaon white
4.96:1passpassfail
  • AAA: use #045995 as the text (7.32:1)
Aaon black
4.24:1failpassfail
  • AA: use #0579cc as the text (4.61:1)
  • AAA: use #159af9 as the text (7.02:1)
  • AA: or shift the background to #f5f5f5 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0573c2 as the background.

Brands using this color

Fonts for this mood

#0573c2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0573c2
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 #0573c2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0573c2-9cafc4-df4e58-1f212d-e9f1f0?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