Color

#450490

#450490
hex#450490
rgbrgb(69, 4, 144)
hslhsl(268, 95%, 29%)
oklchoklch(0.348 0.189 293.5)
Closest name: Indigo Static (#4b0183)Relative luminance 0.0337

Colors that go with #450490

Cobalt Blue, Crimson and Steel Blue 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 →

#4f9004

#040890 · #8c0490

#904504 · #049045

Split-complementary

Open in tool →

#908c04 · #089004

#900408 · #4f9004 · #04908c

Contrast

#450490 as textRatioAAAA largeAAAFix
Aaon white
12.55:1passpasspassPasses AAA — no fix needed.
Aaon black
1.67:1failfailfail
  • AA: use #9b47fa as the text (4.68:1)
  • AAA: use #b679fc as the text (7.13:1)
  • AA: or shift the background to #9c9c9c (4.57:1)
  • AAA: or shift the background to #c2c2c2 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #450490 as the background.

Brands using this color

Fonts for this mood

#450490 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #450490
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 #450490 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/450490-b39cc4-dfdc4e-2c1f2d-e9eaf1?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