Color

#242e99

#242e99
hex#242e99
rgbrgb(36, 46, 153)
hslhsl(235, 62%, 37%)
oklchoklch(0.373 0.171 270.8)
Closest name: Depths of Night (#2c319b)Relative luminance 0.0463

Colors that go with #242e99

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 →

#998f24

#246899 · #552499

#99242e · #2e9924

Split-complementary

Open in tool →

#995524 · #689924

#992468 · #998f24 · #249955

Contrast

#242e99 as textRatioAAAA largeAAAFix
Aaon white
10.9:1passpasspassPasses AAA — no fix needed.
Aaon black
1.93:1failfailfail
  • AA: use #626cda as the text (4.68:1)
  • AAA: use #878fe3 as the text (7.07:1)
  • AA: or shift the background to #a8a8a8 (4.59:1)
  • AAA: or shift the background to #d1d1d1 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #242e99 as the background.

Brands using this color

Fonts for this mood

#242e99 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #242e99
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 #242e99 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/242e99-9e9cc4-df8d4e-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