Color

#0581e6

#0581e6
hex#0581e6
rgbrgb(5, 129, 230)
hslhsl(207, 96%, 46%)
oklchoklch(0.6 0.178 252.1)
Closest name: Azure (#007fff)Relative luminance 0.2145

Tints & shades

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

Harmonies

Complementary

Open in tool →

#e66a05

#05e6db · #0510e6

#e60581 · #81e605

Split-complementary

Open in tool →

#e60510 · #e6db05

#db05e6 · #e66a05 · #10e605

Contrast

#0581e6 as textRatioAAAA largeAAAFix
Aaon white
3.97:1failpassfail
  • AA: use #0475d2 as the text (4.69:1)
  • AAA: use #0359a0 as the text (7.14:1)
  • AA: or shift the background to #171717 (4.52:1)
Aaon black
5.29:1passpassfail
  • AAA: use #239afb as the text (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0581e6 as the background.

Brands using this color

Fonts for this mood

#0581e6 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0581e6
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 #0581e6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0581e6-9cadc4-df4e53-1f212d-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