Color

#18525d

#18525d
hex#18525d
rgbrgb(24, 82, 93)
hslhsl(190, 59%, 23%)
oklchoklch(0.407 0.061 212.8)
Closest name: Abyssal Waters (#005765)Relative luminance 0.0702

Colors that go with #18525d

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 →

#5d2418

#185d46 · #182f5d

#5d1852 · #525d18

Split-complementary

Open in tool →

#5d182f · #5d4618

#46185d · #5d2418 · #2f5d18

Contrast

#18525d as textRatioAAAA largeAAAFix
Aaon white
8.74:1passpasspassPasses AAA — no fix needed.
Aaon black
2.4:1failfailfail
  • AA: use #268092 as the text (4.59:1)
  • AAA: use #30a3bb as the text (7.08:1)
  • AA: or shift the background to #bababa (4.5:1)
  • AAA: or shift the background to #e8e8e8 (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #18525d as the background.

Brands using this color

Fonts for this mood

#18525d reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #18525d
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 #18525d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/18525d-a2b6be-df4e7c-1f252d-e9f1ef?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