Color

#a307bb

#a307bb
hex#a307bb
rgbrgb(163, 7, 187)
hslhsl(292, 93%, 38%)
oklchoklch(0.52 0.245 321)
Closest name: Nebula (#a104c3)Relative luminance 0.1153

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1fbb07

#4907bb · #bb0779

#bba307 · #07bba3

Split-complementary

Open in tool →

#79bb07 · #07bb49

#bb4907 · #1fbb07 · #0779bb

Contrast

#a307bb as textRatioAAAA largeAAAFix
Aaon white
6.35:1passpassfail
  • AAA: use #9606ac as the text (7.2:1)
Aaon black
3.31:1failpassfail
  • AA: use #c508e2 as the text (4.51:1)
  • AAA: use #e358f9 as the text (7.03:1)
  • AA: or shift the background to #d9d9d9 (4.5:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a307bb 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

#a307bb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a307bb
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 #a307bb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a307bb-c09fc1-a3cb62-2d1f29-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