Color

#901d90

#901d90
hex#901d90
rgbrgb(144, 29, 144)
hslhsl(300, 66%, 34%)
oklchoklch(0.471 0.194 328.1)
Closest name: darkmagenta (#8b008b)Relative luminance 0.0882

Colors that go with #901d90

Denim, Forest Green and Teal 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1d901d

#571d90 · #901d57

#90901d · #1d9090

Split-complementary

Open in tool →

#57901d · #1d9057

#90571d · #1d901d · #1d5790

Contrast

#901d90 as textRatioAAAA largeAAAFix
Aaon white
7.6:1passpasspassPasses AAA — no fix needed.
Aaon black
2.76:1failfailfail
  • AA: use #c729c7 as the text (4.57:1)
  • AAA: use #e067e0 as the text (7.19:1)
  • AA: or shift the background to #c9c9c9 (4.59:1)
  • AAA: or shift the background to #f7f7f7 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #901d90 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

#901d90 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #901d90
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 #901d90 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/901d90-c19fbd-95cb62-2d1f27-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