Color

#243e65

#243e65
hex#243e65
rgbrgb(36, 62, 101)
hslhsl(216, 47%, 27%)
oklchoklch(0.363 0.075 258.3)
Closest name: Aegean Blue (#1b416f)Relative luminance 0.0476

Tints & shades

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

Harmonies

Complementary

Open in tool →

#654b24

#245f65 · #2b2465

#65243e · #3e6524

Split-complementary

Open in tool →

#652b24 · #5f6524

#65245f · #654b24 · #24652b

Contrast

#243e65 as textRatioAAAA largeAAAFix
Aaon white
10.76:1passpasspassPasses AAA — no fix needed.
Aaon black
1.95:1failfailfail
  • AA: use #4776bd as the text (4.59:1)
  • AAA: use #7498cd as the text (7.12:1)
  • AA: or shift the background to #a8a8a8 (4.52:1)
  • AAA: or shift the background to #d1d1d1 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #243e65 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

#243e65 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #243e65
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 #243e65 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/243e65-9ca7c4-df5f4e-201f2d-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