Color

#780aff

#780aff
hex#780aff
rgbrgb(120, 10, 255)
hslhsl(267, 100%, 52%)
oklchoklch(0.524 0.291 291.1)
Closest name: Poisoning Purple (#7f01fe)Relative luminance 0.1143

Tints & shades

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

Harmonies

Complementary

Open in tool →

#91ff0a

#0a16ff · #f30aff

#ff780a · #0aff78

Split-complementary

Open in tool →

#fff30a · #16ff0a

#ff0a16 · #91ff0a · #0afff3

Contrast

#780aff as textRatioAAAA largeAAAFix
Aaon white
6.39:1passpassfail
  • AAA: use #6e00f5 as the text (7.04:1)
Aaon black
3.29:1failpassfail
  • AA: use #9742ff as the text (4.54:1)
  • AAA: use #b67aff as the text (7.22:1)
  • AA: or shift the background to #d9d9d9 (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #780aff as the background.

Brands using this color

Fonts for this mood

#780aff reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #780aff
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 #780aff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/780aff-b39cc4-dfda4e-2c1f2d-e9eaf1?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