Color

#42015f

#42015f
hex#42015f
rgbrgb(66, 1, 95)
hslhsl(281, 98%, 19%)
oklchoklch(0.292 0.145 310.8)
Closest name: Clairvoyant (#480656)Relative luminance 0.0201

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1f6001

#120160 · #60014f

#604201 · #016042

Split-complementary

Open in tool →

#4f6001 · #016012

#601201 · #1f6001 · #014f60

Contrast

#42015f as textRatioAAAA largeAAAFix
Aaon white
14.99:1passpasspassPasses AAA — no fix needed.
Aaon black
1.4:1failfailfail
  • AA: use #b51cfd as the text (4.55:1)
  • AAA: use #ce68fd as the text (7.02:1)
  • AA: or shift the background to #8f8f8f (4.63:1)
  • AAA: or shift the background to #b3b3b3 (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #42015f 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

#42015f reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #42015f
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 #42015f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/42015f-ba9fc1-b6cb62-2d1f2c-ebe9f1?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