Color

#333088

#333088
hex#333088
rgbrgb(51, 48, 136)
hslhsl(242, 48%, 36%)
oklchoklch(0.37 0.142 278.4)
Closest name: Deep Space Royal (#223382)Relative luminance 0.046

Colors that go with #333088

Charcoal, Steel Blue and 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 →

#858830

#305988 · #5f3088

#883330 · #308833

Split-complementary

Open in tool →

#885f30 · #598830

#883059 · #858830 · #30885f

Contrast

#333088 as textRatioAAAA largeAAAFix
Aaon white
10.94:1passpasspassPasses AAA — no fix needed.
Aaon black
1.92:1failfailfail
  • AA: use #6f6ccb as the text (4.68:1)
  • AAA: use #908ed7 as the text (7.04:1)
  • AA: or shift the background to #a8a8a8 (4.6:1)
  • AAA: or shift the background to #cfcfcf (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #333088 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

#333088 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #333088
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 #333088 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/333088-a29cc4-df9e4e-261f2d-e9edf1?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