Color

#ab51fb

#ab51fb
hex#ab51fb
rgbrgb(171, 81, 251)
hslhsl(272, 96%, 65%)
oklchoklch(0.628 0.242 304.5)
Closest name: Orion Nebula (#a55af4)Relative luminance 0.2151

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a0fb50

#5650fb · #fb50f6

#fbab50 · #50fbab

Split-complementary

Open in tool →

#f6fb50 · #50fb56

#fb5650 · #a0fb50 · #50f6fb

Contrast

#ab51fb as textRatioAAAA largeAAAFix
Aaon white
3.96:1failpassfail
  • AA: use #a23cfb as the text (4.59:1)
  • AAA: use #7a05e1 as the text (7.15:1)
  • AA: or shift the background to #171717 (4.53:1)
Aaon black
5.3:1passpassfail
  • AAA: use #bf78fc as the text (7.31:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ab51fb 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

#ab51fb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ab51fb
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 #ab51fb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ab51fb-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