Color

#182d72

#182d72
hex#182d72
rgbrgb(24, 45, 114)
hslhsl(226, 65%, 27%)
oklchoklch(0.327 0.122 266.6)
Closest name: Atlantic Navy (#13336f)Relative luminance 0.0329

Tints & shades

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

Harmonies

Complementary

Open in tool →

#725d18

#185a72 · #301872

#72182d · #2d7218

Split-complementary

Open in tool →

#723018 · #5a7218

#72185a · #725d18 · #187230

Contrast

#182d72 as textRatioAAAA largeAAAFix
Aaon white
12.67:1passpasspassPasses AAA — no fix needed.
Aaon black
1.66:1failfailfail
  • AA: use #4e6fda as the text (4.61:1)
  • AAA: use #7d95e3 as the text (7.28:1)
  • AA: or shift the background to #9c9c9c (4.62:1)
  • AAA: or shift the background to #c2c2c2 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #182d72 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

#182d72 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #182d72
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 #182d72 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/182d72-9ca1c4-df774e-221f2d-e9eff1?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