Color

#7939b1

#7939b1
hex#7939b1
rgbrgb(121, 57, 177)
hslhsl(272, 51%, 46%)
oklchoklch(0.489 0.183 305)
Closest name: Fuchsia Nebula (#7722aa)Relative luminance 0.1017

Colors that go with #7939b1

Olive Green, Sea Green and Crimson 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 →

#71b139

#3d39b1 · #b139ad

#b17939 · #39b179

Split-complementary

Open in tool →

#adb139 · #39b13d

#b13d39 · #71b139 · #39adb1

Contrast

#7939b1 as textRatioAAAA largeAAAFix
Aaon white
6.92:1passpassfail
  • AAA: use #7738ad as the text (7.11:1)
Aaon black
3.03:1failpassfail
  • AA: use #9559c9 as the text (4.55:1)
  • AAA: use #b084d7 as the text (7.13:1)
  • AA: or shift the background to #d1d1d1 (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 #7939b1 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

#7939b1 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #7939b1
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 #7939b1 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/7939b1-b69cc4-c5cb62-2d1f2d-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