Color

#3f2eff

#3f2eff
hex#3f2eff
rgbrgb(63, 46, 255)
hslhsl(245, 100%, 59%)
oklchoklch(0.498 0.283 272.7)
Closest name: Blustering Blue (#4411ff)Relative luminance 0.1023

Tints & shades

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

Harmonies

Complementary

Open in tool →

#eeff2e

#2e85ff · #a82eff

#ff3f2e · #2eff3f

Split-complementary

Open in tool →

#ffa82e · #85ff2e

#ff2e85 · #eeff2e · #2effa8

Contrast

#3f2eff as textRatioAAAA largeAAAFix
Aaon white
6.89:1passpassfail
  • AAA: use #3b29ff as the text (7.13:1)
Aaon black
3.05:1failpassfail
  • AA: use #695cff as the text (4.58:1)
  • AAA: use #938aff as the text (7.32:1)
  • AA: or shift the background to #d1d1d1 (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3f2eff 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

#3f2eff reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3f2eff
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 #3f2eff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3f2eff-a49cc4-dfa54e-261f2d-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