Color

#870366

#870366
hex#870366
rgbrgb(135, 3, 102)
hslhsl(315, 96%, 27%)
oklchoklch(0.419 0.178 342.7)
Closest name: Grapest (#880066)Relative luminance 0.0618

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#038724

#660387 · #870324

#668703 · #036687

Split-complementary

Open in tool →

#248703 · #038766

#876603 · #038724 · #032487

Contrast

#870366 as textRatioAAAA largeAAAFix
Aaon white
9.4:1passpasspassPasses AAA — no fix needed.
Aaon black
2.24:1failfailfail
  • AA: use #dc04a6 as the text (4.61:1)
  • AAA: use #fb4bcf as the text (7.01:1)
  • AA: or shift the background to #b5b5b5 (4.58:1)
  • AAA: or shift the background to #e0e0e0 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #870366 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

#870366 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #870366
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #870366 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/870366-c19fb4-7bcb62-2d1f24-efe9f1?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