Color

#a90cbb

#a90cbb
hex#a90cbb
rgbrgb(169, 12, 187)
hslhsl(294, 88%, 39%)
oklchoklch(0.53 0.245 322.9)
Closest name: Magentleman (#aa22bb)Relative luminance 0.1229

Colors that go with #a90cbb

Forest Green, Teal and Charcoal lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Real palettes that use #a90cbb

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1dbb0c

#520cbb · #bb0c75

#bba90c · #0cbba9

Split-complementary

Open in tool →

#75bb0c · #0cbb52

#bb520c · #1dbb0c · #0c75bb

Contrast

#a90cbb as textRatioAAAA largeAAAFix
Aaon white
6.07:1passpassfail
  • AAA: use #980ba8 as the text (7.12:1)
Aaon black
3.46:1failpassfail
  • AA: use #c80edd as the text (4.56:1)
  • AAA: use #e557f4 as the text (7:1)
  • AA: or shift the background to #dedede (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a90cbb 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

#a90cbb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a90cbb
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #a90cbb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a90cbb-c19fc0-9fcb62-2d1f29-ede9f1?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