Color

#184b53

#184b53
hex#184b53
rgbrgb(24, 75, 83)
hslhsl(188, 55%, 21%)
oklchoklch(0.383 0.055 209.6)
Closest name: Raging Thunderstorm (#004f63)Relative luminance 0.0585

Colors that go with #184b53

Steel Blue, Teal and Rust 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 →

#532018

#18533d · #182e53

#53184b · #4b5318

Split-complementary

Open in tool →

#53182e · #533d18

#3d1853 · #532018 · #2e5318

Contrast

#184b53 as textRatioAAAA largeAAAFix
Aaon white
9.68:1passpasspassPasses AAA — no fix needed.
Aaon black
2.17:1failfailfail
  • AA: use #29818e as the text (4.62:1)
  • AAA: use #35a5b6 as the text (7.21:1)
  • AA: or shift the background to #b3b3b3 (4.62:1)
  • AAA: or shift the background to #dedede (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #184b53 as the background.

Brands using this color

Fonts for this mood

#184b53 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #184b53
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 #184b53 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/184b53-a2b7be-df4e81-1f252d-e9f1ee?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