Color

#8537cd

#8537cd
hex#8537cd
rgbrgb(133, 55, 205)
hslhsl(271, 60%, 51%)
oklchoklch(0.522 0.218 303.2)
Closest name: Lilac Spring (#8822cc)Relative luminance 0.1213

Tints & shades

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

Harmonies

Complementary

Open in tool →

#80cd37

#3a37cd · #cd37cb

#cd8537 · #37cd85

Split-complementary

Open in tool →

#cbcd37 · #37cd3a

#cd3a37 · #80cd37 · #37cbcd

Contrast

#8537cd as textRatioAAAA largeAAAFix
Aaon white
6.13:1passpassfail
  • AAA: use #782fbc as the text (7.16:1)
Aaon black
3.43:1failpassfail
  • AA: use #9654d4 as the text (4.52:1)
  • AAA: use #b281df as the text (7.1:1)
  • AA: or shift the background to #dedede (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #8537cd 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

#8537cd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #8537cd
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 #8537cd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/8537cd-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