Color

#181e26

#181e26
hex#181e26
rgbrgb(24, 30, 38)
hslhsl(214, 23%, 12%)
oklchoklch(0.233 0.018 255.7)
Closest name: Night Demons (#201b20)Relative luminance 0.0126

Colors that go with #181e26

Charcoal, Amber and Blue 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 →

#262018

#182526 · #191826

#26181e · #1e2618

Split-complementary

Open in tool →

#261918 · #252618

#261825 · #262018 · #182619

Contrast

#181e26 as textRatioAAAA largeAAAFix
Aaon white
16.77:1passpasspassPasses AAA — no fix needed.
Aaon black
1.25:1failfailfail
  • AA: use #5e7797 as the text (4.56:1)
  • AAA: use #8599b2 as the text (7.2:1)
  • AA: or shift the background to #858585 (4.54:1)
  • AAA: or shift the background to #a8a8a8 (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 #181e26 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#181e26 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #181e26
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 #181e26 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/181e26-9ca9c4-df5a4e-1f1f2d-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