Color

#1505fa

#1505fa
hex#1505fa
rgbrgb(21, 5, 250)
hslhsl(244, 96%, 50%)
oklchoklch(0.45 0.305 265.7)
Closest name: blue (#0000ff)Relative luminance 0.0717

Tints & shades

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

Harmonies

Complementary

Open in tool →

#eafa05

#056ffa · #9005fa

#fa1505 · #05fa15

Split-complementary

Open in tool →

#fa9005 · #6ffa05

#fa056f · #eafa05 · #05fa90

Contrast

#1505fa as textRatioAAAA largeAAAFix
Aaon white
8.63:1passpasspassPasses AAA — no fix needed.
Aaon black
2.43:1failfailfail
  • AA: use #6a5ffc as the text (4.66:1)
  • AAA: use #8f87fd as the text (7.05:1)
  • AA: or shift the background to #bdbdbd (4.59:1)
  • AAA: or shift the background to #e8e8e8 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1505fa as the background.

Brands using this color

Fonts for this mood

#1505fa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1505fa
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 #1505fa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1505fa-a39cc4-dfa24e-261f2d-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