Color

#055bbd

#055bbd
hex#055bbd
rgbrgb(5, 91, 189)
hslhsl(212, 95%, 38%)
oklchoklch(0.487 0.17 257.1)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.1119

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bd6705

#05b7bd · #0b05bd

#bd055b · #5bbd05

Split-complementary

Open in tool →

#bd0b05 · #b7bd05

#bd05b7 · #bd6705 · #05bd0b

Contrast

#055bbd as textRatioAAAA largeAAAFix
Aaon white
6.49:1passpassfail
  • AAA: use #0556b3 as the text (7.03:1)
Aaon black
3.24:1failpassfail
  • AA: use #0670ea as the text (4.51:1)
  • AAA: use #4298fa as the text (7.1:1)
  • AA: or shift the background to #d9d9d9 (4.6:1)

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

Brands using this color

Fonts for this mood

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

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

tool url/palettes/new/055bbd-9caac4-df564e-1f202d-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