Color

#0580eb

#0580eb
hex#0580eb
rgbrgb(5, 128, 235)
hslhsl(208, 96%, 47%)
oklchoklch(0.601 0.186 253.3)
Closest name: Azure (#007fff)Relative luminance 0.2147

Tints & shades

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

Harmonies

Complementary

Open in tool →

#eb7005

#05ebe3 · #050ceb

#eb0580 · #80eb05

Split-complementary

Open in tool →

#eb050c · #ebe305

#e305eb · #eb7005 · #0ceb05

Contrast

#0580eb as textRatioAAAA largeAAAFix
Aaon white
3.97:1failpassfail
  • AA: use #0475d7 as the text (4.63:1)
  • AAA: use #0357a0 as the text (7.3:1)
  • AA: or shift the background to #171717 (4.52:1)
Aaon black
5.29:1passpassfail
  • AAA: use #2d9bfb as the text (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0580eb as the background.

Brands using this color

Fonts for this mood

#0580eb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0580eb
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #0580eb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0580eb-9cadc4-df4e51-1f212d-e9f1f1?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