Color

#8137e1

#8137e1
hex#8137e1
rgbrgb(129, 55, 225)
hslhsl(266, 74%, 55%)
oklchoklch(0.533 0.237 297.3)
Closest name: blueviolet (#8a2be2)Relative luminance 0.1284

Colors that go with #8137e1

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 →

#98e137

#3743e1 · #d637e1

#e18137 · #37e181

Split-complementary

Open in tool →

#e1d637 · #43e137

#e13743 · #98e137 · #37e1d6

Contrast

#8137e1 as textRatioAAAA largeAAAFix
Aaon white
5.89:1passpassfail
  • AAA: use #7120d9 as the text (7.21:1)
Aaon black
3.57:1failpassfail
  • AA: use #9252e5 as the text (4.56:1)
  • AAA: use #b183ec as the text (7.33:1)
  • AA: or shift the background to #e3e3e3 (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #8137e1 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

#8137e1 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #8137e1
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 #8137e1 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/8137e1-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