Color

#990aff

#990aff
hex#990aff
rgbrgb(153, 10, 255)
hslhsl(275, 100%, 52%)
oklchoklch(0.562 0.293 301.8)
Closest name: Cosmic Heart (#9601f4)Relative luminance 0.1421

Tints & shades

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

Harmonies

Complementary

Open in tool →

#70ff0a

#1f0aff · #ff0aeb

#ff990a · #0aff99

Split-complementary

Open in tool →

#ebff0a · #0aff1f

#ff1f0a · #70ff0a · #0aebff

Contrast

#990aff as textRatioAAAA largeAAAFix
Aaon white
5.47:1passpassfail
  • AAA: use #8000db as the text (7.14:1)
Aaon black
3.84:1failpassfail
  • AA: use #aa33ff as the text (4.63:1)
  • AAA: use #c370ff as the text (7.08:1)
  • AA: or shift the background to #ebebeb (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #990aff 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

#990aff reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #990aff
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 #990aff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/990aff-b89cc4-c0cb62-2d1f2d-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