Color

#5729ae

#5729ae
hex#5729ae
rgbrgb(87, 41, 174)
hslhsl(261, 62%, 42%)
oklchoklch(0.428 0.195 291.7)
Closest name: rebeccapurple (#663399)Relative luminance 0.0667

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7fae29

#293dae · #9a29ae

#ae5729 · #29ae57

Split-complementary

Open in tool →

#ae9a29 · #3dae29

#ae293d · #7fae29 · #29ae9a

Contrast

#5729ae as textRatioAAAA largeAAAFix
Aaon white
9:1passpasspassPasses AAA — no fix needed.
Aaon black
2.33:1failfailfail
  • AA: use #895ed9 as the text (4.67:1)
  • AAA: use #a787e3 as the text (7.22:1)
  • AA: or shift the background to #b8b8b8 (4.54:1)
  • AAA: or shift the background to #e3e3e3 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5729ae 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

#5729ae reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5729ae
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 #5729ae and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5729ae-af9cc4-dfcb4e-2a1f2d-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