Color

#242b89

#242b89
hex#242b89
rgbrgb(36, 43, 137)
hslhsl(236, 58%, 34%)
oklchoklch(0.352 0.154 272.2)
Closest name: Deep Space Royal (#223382)Relative luminance 0.0391

Colors that go with #242b89

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 →

#898224

#245d89 · #502489

#89242b · #2b8924

Split-complementary

Open in tool →

#895024 · #5d8924

#89245d · #898224 · #248950

Contrast

#242b89 as textRatioAAAA largeAAAFix
Aaon white
11.79:1passpasspassPasses AAA — no fix needed.
Aaon black
1.78:1failfailfail
  • AA: use #626ad5 as the text (4.54:1)
  • AAA: use #8a90e0 as the text (7.15:1)
  • AA: or shift the background to #a1a1a1 (4.56:1)
  • AAA: or shift the background to #c9c9c9 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #242b89 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

#242b89 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #242b89
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 #242b89 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/242b89-9e9cc4-df8f4e-241f2d-e9eef1?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