Color

#7b3be3

#7b3be3
hex#7b3be3
rgbrgb(123, 59, 227)
hslhsl(263, 75%, 56%)
oklchoklch(0.533 0.235 294.3)
Closest name: Hokkaido Lavender (#7736d9)Relative luminance 0.1288

Colors that go with #7b3be3

Midnight Blue, Royal Blue and Olive Green 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 →

#a2e33b

#3b4ee3 · #cf3be3

#e37b3b · #3be37b

Split-complementary

Open in tool →

#e3cf3b · #4ee33b

#e33b4e · #a2e33b · #3be3cf

Contrast

#7b3be3 as textRatioAAAA largeAAAFix
Aaon white
5.87:1passpassfail
  • AAA: use #6c24e0 as the text (7.08:1)
Aaon black
3.58:1failpassfail
  • AA: use #8d55e7 as the text (4.59:1)
  • AAA: use #ab82ed as the text (7.15:1)
  • AA: or shift the background to #e3e3e3 (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 #7b3be3 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#7b3be3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #7b3be3
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 #7b3be3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/7b3be3-b09cc4-dfd04e-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