Color

#0505e6

#0505e6
hex#0505e6
rgbrgb(5, 5, 230)
hslhsl(240, 96%, 46%)
oklchoklch(0.421 0.288 264.5)
Closest name: Burning Ultrablue (#150aec)Relative luminance 0.0585

Tints & shades

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

Harmonies

Complementary

Open in tool →

#e6e605

#0575e6 · #7505e6

#e60505 · #05e605

Split-complementary

Open in tool →

#e67505 · #75e605

#e60575 · #e6e605 · #05e675

Contrast

#0505e6 as textRatioAAAA largeAAAFix
Aaon white
9.67:1passpasspassPasses AAA — no fix needed.
Aaon black
2.17:1failfailfail
  • AA: use #5f5ffc as the text (4.53:1)
  • AAA: use #8c8cfd as the text (7.28:1)
  • AA: or shift the background to #b3b3b3 (4.61:1)
  • AAA: or shift the background to #dedede (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0505e6 as the background.

Brands using this color

Fonts for this mood

#0505e6 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0505e6
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 #0505e6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0505e6-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