Color

#211e25

#211e25
hex#211e25
rgbrgb(33, 30, 37)
hslhsl(266, 10%, 13%)
oklchoklch(0.241 0.014 304.8)
Closest name: Night Demons (#201b20)Relative luminance 0.0139

Colors that go with #211e25

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 →

#22241e

#1e1e24 · #241e24

#24211e · #1e2421

Split-complementary

Open in tool →

#24241e · #1e241e

#241e1e · #22241e · #1e2424

Contrast

#211e25 as textRatioAAAA largeAAAFix
Aaon white
16.44:1passpasspassPasses AAA — no fix needed.
Aaon black
1.28:1failfailfail
  • AA: use #7b7089 as the text (4.52:1)
  • AAA: use #9a92a5 as the text (7.03:1)
  • AA: or shift the background to #878787 (4.58:1)
  • AAA: or shift the background to #ababab (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #211e25 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#211e25 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #211e25
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 #211e25 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/211e25-b29cc4-dfd74e-2b1f2d-e9eaf1?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