Color

#055deb

#055deb
hex#055deb
rgbrgb(5, 93, 235)
hslhsl(217, 96%, 47%)
oklchoklch(0.529 0.226 261.1)
Closest name: Blue Ribbon (#0066ff)Relative luminance 0.1386

Tints & shades

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

Harmonies

Complementary

Open in tool →

#eb9305

#05d0eb · #2005eb

#eb055d · #5deb05

Split-complementary

Open in tool →

#eb2005 · #d0eb05

#eb05d0 · #eb9305 · #05eb20

Contrast

#055deb as textRatioAAAA largeAAAFix
Aaon white
5.57:1passpassfail
  • AAA: use #044fc8 as the text (7.1:1)
Aaon black
3.77:1failpassfail
  • AA: use #146cfa as the text (4.56:1)
  • AAA: use #5595fc as the text (7.09:1)
  • AA: or shift the background to #e8e8e8 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #055deb as the background.

Brands using this color

Fonts for this mood

#055deb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #055deb
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 #055deb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/055deb-9ca7c4-df624e-201f2d-e9f0f1?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