Color

#781ce9

#781ce9
hex#781ce9
rgbrgb(120, 28, 233)
hslhsl(267, 82%, 51%)
oklchoklch(0.509 0.265 294.4)
Closest name: Poisoning Purple (#7f01fe)Relative luminance 0.1071

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8ce91c

#1c26e9 · #de1ce9

#e9781c · #1ce978

Split-complementary

Open in tool →

#e9de1c · #26e91c

#e91c26 · #8ce91c · #1ce9de

Contrast

#781ce9 as textRatioAAAA largeAAAFix
Aaon white
6.69:1passpassfail
  • AAA: use #7316e3 as the text (7.11:1)
Aaon black
3.14:1failpassfail
  • AA: use #964fee as the text (4.65:1)
  • AAA: use #b27df2 as the text (7.11:1)
  • AA: or shift the background to #d4d4d4 (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #781ce9 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

#781ce9 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #781ce9
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 #781ce9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/781ce9-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