Color

#4e1381

#4e1381
hex#4e1381
rgbrgb(78, 19, 129)
hslhsl(272, 74%, 29%)
oklchoklch(0.354 0.167 302.3)
Closest name: Indigo Static (#4b0183)Relative luminance 0.0367

Tints & shades

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

Harmonies

Complementary

Open in tool →

#468113

#171381 · #81137d

#814e13 · #13814e

Split-complementary

Open in tool →

#7d8113 · #138117

#811713 · #468113 · #137d81

Contrast

#4e1381 as textRatioAAAA largeAAAFix
Aaon white
12.11:1passpasspassPasses AAA — no fix needed.
Aaon black
1.73:1failfailfail
  • AA: use #9e4ee4 as the text (4.66:1)
  • AAA: use #b97eec as the text (7.26:1)
  • AA: or shift the background to #9e9e9e (4.52:1)
  • AAA: or shift the background to #c7c7c7 (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4e1381 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

#4e1381 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4e1381
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 #4e1381 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4e1381-b69cc4-c5cb62-2d1f2d-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