Color

#890aff

#890aff
hex#890aff
rgbrgb(137, 10, 255)
hslhsl(271, 100%, 52%)
oklchoklch(0.543 0.292 296.7)
Closest name: Poisoning Purple (#7f01fe)Relative luminance 0.1276

Tints & shades

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

Harmonies

Complementary

Open in tool →

#81ff0a

#0e0aff · #ff0afb

#ff890a · #0aff89

Split-complementary

Open in tool →

#fbff0a · #0aff0e

#ff0e0a · #81ff0a · #0afbff

Contrast

#890aff as textRatioAAAA largeAAAFix
Aaon white
5.91:1passpassfail
  • AAA: use #7700e6 as the text (7.17:1)
Aaon black
3.55:1failpassfail
  • AA: use #a13dff as the text (4.63:1)
  • AAA: use #bc75ff as the text (7.13:1)
  • AA: or shift the background to #e3e3e3 (4.61:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #890aff as the background.

Brands using this color

Fonts for this mood

#890aff reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #890aff
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 #890aff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/890aff-b59cc4-c7cb62-2c1f2d-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