Color

#0550ff

#0550ff
hex#0550ff
rgbrgb(5, 80, 255)
hslhsl(222, 100%, 51%)
oklchoklch(0.525 0.264 263.3)
Closest name: C64 Blue (#003aff)Relative luminance 0.1299

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ffb405

#05cdff · #3705ff

#ff0550 · #50ff05

Split-complementary

Open in tool →

#ff3705 · #cdff05

#ff05cd · #ffb405 · #05ff37

Contrast

#0550ff as textRatioAAAA largeAAAFix
Aaon white
5.84:1passpassfail
  • AAA: use #0045e6 as the text (7.01:1)
Aaon black
3.6:1failpassfail
  • AA: use #2969ff as the text (4.56:1)
  • AAA: use #6694ff as the text (7.24:1)
  • AA: or shift the background to #e3e3e3 (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 #0550ff as the background.

Brands using this color

Fonts for this mood

#0550ff reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0550ff
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 #0550ff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0550ff-9ca3c4-df6e4e-211f2d-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