Color

#8101d0

#8101d0
hex#8101d0
rgbrgb(129, 1, 208)
hslhsl(277, 99%, 41%)
oklchoklch(0.487 0.254 303.8)
Closest name: Lilac Spring (#8822cc)Relative luminance 0.0924

Colors that go with #8101d0

Olive Green, Denim and Royal Blue 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 →

#50d001

#1901d0 · #d001b8

#d08101 · #01d081

Split-complementary

Open in tool →

#b8d001 · #01d019

#d01901 · #50d001 · #01b8d0

Contrast

#8101d0 as textRatioAAAA largeAAAFix
Aaon white
7.37:1passpasspassPasses AAA — no fix needed.
Aaon black
2.85:1failfailfail
  • AA: use #ad2afe as the text (4.54:1)
  • AAA: use #c871fe as the text (7.25:1)
  • AA: or shift the background to #cccccc (4.59:1)
  • AAA: or shift the background to #fafafa (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #8101d0 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

#8101d0 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #8101d0
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 #8101d0 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/8101d0-b99cc4-bdcb62-2d1f2c-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