Color

#90019d

#90019d
hex#90019d
rgbrgb(144, 1, 157)
hslhsl(295, 99%, 31%)
oklchoklch(0.468 0.219 323.8)
Closest name: darkmagenta (#8b008b)Relative luminance 0.0839

Colors that go with #90019d

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 →

#0e9d01

#42019d · #9d015c

#9d9001 · #019d90

Split-complementary

Open in tool →

#5c9d01 · #019d42

#9d4201 · #0e9d01 · #015c9d

Contrast

#90019d as textRatioAAAA largeAAAFix
Aaon white
7.84:1passpasspassPasses AAA — no fix needed.
Aaon black
2.68:1failfailfail
  • AA: use #cd01df as the text (4.67:1)
  • AAA: use #ef48fe as the text (7.03:1)
  • AA: or shift the background to #c7c7c7 (4.64:1)
  • AAA: or shift the background to #f2f2f2 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #90019d 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

#90019d reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #90019d
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 #90019d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/90019d-c19fbf-9dcb62-2d1f28-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