Color

#0505bd

#0505bd
hex#0505bd
rgbrgb(5, 5, 189)
hslhsl(240, 95%, 38%)
oklchoklch(0.364 0.248 264.7)
Closest name: mediumblue (#0000cd)Relative luminance 0.0381

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bdbd05

#0561bd · #6105bd

#bd0505 · #05bd05

Split-complementary

Open in tool →

#bd6105 · #61bd05

#bd0561 · #bdbd05 · #05bd61

Contrast

#0505bd as textRatioAAAA largeAAAFix
Aaon white
11.91:1passpasspassPasses AAA — no fix needed.
Aaon black
1.76:1failfailfail
  • AA: use #6060fb as the text (4.56:1)
  • AAA: use #8d8dfc as the text (7.35:1)
  • AA: or shift the background to #a1a1a1 (4.61:1)
  • AAA: or shift the background to #c7c7c7 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0505bd as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#0505bd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0505bd
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 #0505bd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0505bd-a19cc4-df994e-251f2d-e9edf1?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