Color

#7a3bb5

#7a3bb5
hex#7a3bb5
rgbrgb(122, 59, 181)
hslhsl(271, 51%, 47%)
oklchoklch(0.495 0.185 304)
Closest name: Fuchsia Nebula (#7722aa)Relative luminance 0.106

Colors that go with #7a3bb5

Royal Blue, Olive Green and Sea 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 →

#76b53b

#3d3bb5 · #b53bb3

#b57a3b · #3bb57a

Split-complementary

Open in tool →

#b3b53b · #3bb53d

#b53d3b · #76b53b · #3bb3b5

Contrast

#7a3bb5 as textRatioAAAA largeAAAFix
Aaon white
6.73:1passpassfail
  • AAA: use #7538ad as the text (7.18:1)
Aaon black
3.12:1failpassfail
  • AA: use #9359c9 as the text (4.51:1)
  • AAA: use #af84d7 as the text (7.1:1)
  • AA: or shift the background to #d4d4d4 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #7a3bb5 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

#7a3bb5 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #7a3bb5
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 #7a3bb5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/7a3bb5-b59cc4-c7cb62-2c1f2d-eae9f1?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