Color

#243e6b

#243e6b
hex#243e6b
rgbrgb(36, 62, 107)
hslhsl(218, 50%, 28%)
oklchoklch(0.367 0.084 260.7)
Closest name: Aegean Blue (#1b416f)Relative luminance 0.0488

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6b5124

#24626b · #2d246b

#6b243e · #3e6b24

Split-complementary

Open in tool →

#6b2d24 · #626b24

#6b2462 · #6b5124 · #246b2d

Contrast

#243e6b as textRatioAAAA largeAAAFix
Aaon white
10.63:1passpasspassPasses AAA — no fix needed.
Aaon black
1.98:1failfailfail
  • AA: use #4774c2 as the text (4.55:1)
  • AAA: use #7597d1 as the text (7.1:1)
  • AA: or shift the background to #ababab (4.63:1)
  • AAA: or shift the background to #d4d4d4 (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #243e6b 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

#243e6b reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #243e6b
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 #243e6b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/243e6b-9ca6c4-df644e-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