Color

#242e42

#242e42
hex#242e42
rgbrgb(36, 46, 66)
hslhsl(220, 29%, 20%)
oklchoklch(0.301 0.039 263.7)
Closest name: Blue Whale (#1e3442)Relative luminance 0.0272

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#423824

#243d42 · #292442

#42242e · #2e4224

Split-complementary

Open in tool →

#422924 · #3d4224

#42243d · #423824 · #244229

Contrast

#242e42 as textRatioAAAA largeAAAFix
Aaon white
13.6:1passpasspassPasses AAA — no fix needed.
Aaon black
1.54:1failfailfail
  • AA: use #5e76a6 as the text (4.62:1)
  • AAA: use #8598bc as the text (7.21:1)
  • AA: or shift the background to #969696 (4.6:1)
  • AAA: or shift the background to #bababa (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #242e42 as the background.

Brands using this color

Fonts for this mood

#242e42 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #242e42
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #242e42 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/242e42-9ca5c4-df694e-211f2d-e9f0f1?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