Color

#5b47cd

#5b47cd
hex#5b47cd
rgbrgb(91, 71, 205)
hslhsl(249, 57%, 54%)
oklchoklch(0.5 0.197 283.4)
Closest name: Blurple (#5539cc)Relative luminance 0.1114

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b9cd47

#4776cd · #9e47cd

#cd5b47 · #47cd5b

Split-complementary

Open in tool →

#cd9e47 · #76cd47

#cd4776 · #b9cd47 · #47cd9e

Contrast

#5b47cd as textRatioAAAA largeAAAFix
Aaon white
6.51:1passpassfail
  • AAA: use #543fca as the text (7.14:1)
Aaon black
3.23:1failpassfail
  • AA: use #7767d5 as the text (4.69:1)
  • AAA: use #988bdf as the text (7.09:1)
  • AA: or shift the background to #d9d9d9 (4.61:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5b47cd 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

#5b47cd reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5b47cd
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 #5b47cd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5b47cd-a79cc4-dfae4e-271f2d-e9ecf1?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