Color

#242d70

#242d70
hex#242d70
rgbrgb(36, 45, 112)
hslhsl(233, 51%, 29%)
oklchoklch(0.332 0.115 272.7)
Closest name: Atlantic Navy (#13336f)Relative luminance 0.0342

Colors that go with #242d70

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 →

#706724

#245370 · #412470

#70242d · #2d7024

Split-complementary

Open in tool →

#704124 · #537024

#702453 · #706724 · #247041

Contrast

#242d70 as textRatioAAAA largeAAAFix
Aaon white
12.47:1passpasspassPasses AAA — no fix needed.
Aaon black
1.68:1failfailfail
  • AA: use #616ecc as the text (4.61:1)
  • AAA: use #8891d8 as the text (7.09:1)
  • AA: or shift the background to #9c9c9c (4.54:1)
  • AAA: or shift the background to #c4c4c4 (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #242d70 as the background.

Brands using this color

Fonts for this mood

#242d70 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #242d70
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 #242d70 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/242d70-9c9cc4-df884e-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