Color

#b021ca

#b021ca
hex#b021ca
rgbrgb(176, 33, 202)
hslhsl(291, 72%, 46%)
oklchoklch(0.559 0.248 320.6)
Closest name: Ferocious Fuchsia (#aa00cc)Relative luminance 0.1458

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3aca21

#5c21ca · #ca218f

#cab021 · #21cab0

Split-complementary

Open in tool →

#8fca21 · #21ca5c

#ca5c21 · #3aca21 · #218fca

Contrast

#b021ca as textRatioAAAA largeAAAFix
Aaon white
5.36:1passpassfail
  • AAA: use #921ba7 as the text (7.15:1)
Aaon black
3.92:1failpassfail
  • AA: use #c024db as the text (4.52:1)
  • AAA: use #d46ae7 as the text (7.01:1)
  • AA: or shift the background to #ededed (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b021ca 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

#b021ca reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b021ca
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 #b021ca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b021ca-bf9fc1-a4cb62-2d1f29-ece9f1?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