Color

#791fef

#791fef
hex#791fef
rgbrgb(121, 31, 239)
hslhsl(266, 87%, 53%)
oklchoklch(0.518 0.269 293.5)
Closest name: Poisoning Purple (#7f01fe)Relative luminance 0.1128

Colors that go with #791fef

Olive Green, Deep Sky Blue and Medium Slate Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#95ef1f

#1f2def · #e21fef

#ef791f · #1fef79

Split-complementary

Open in tool →

#efe21f · #2def1f

#ef1f2d · #95ef1f · #1fefe2

Contrast

#791fef as textRatioAAAA largeAAAFix
Aaon white
6.45:1passpassfail
  • AAA: use #6e10ea as the text (7.18:1)
Aaon black
3.26:1failpassfail
  • AA: use #934af2 as the text (4.5:1)
  • AAA: use #b27ef6 as the text (7.21:1)
  • AA: or shift the background to #d9d9d9 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #791fef as the background.

Brands using this color

Fonts for this mood

#791fef reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #791fef
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #791fef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/791fef-b29cc4-dfd74e-2b1f2d-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