Color

#1e2129

#1e2129
hex#1e2129
rgbrgb(30, 33, 41)
hslhsl(224, 15%, 14%)
oklchoklch(0.248 0.016 269)
Closest name: Dark (#1b2431)Relative luminance 0.0152

Colors that go with #1e2129

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 →

#29261e

#1e2729 · #211e29

#291e21 · #21291e

Split-complementary

Open in tool →

#29211e · #27291e

#291e27 · #29261e · #1e2921

Contrast

#1e2129 as textRatioAAAA largeAAAFix
Aaon white
16.09:1passpasspassPasses AAA — no fix needed.
Aaon black
1.3:1failfailfail
  • AA: use #6a7490 as the text (4.51:1)
  • AAA: use #8d95aa as the text (7.01:1)
  • AA: or shift the background to #8a8a8a (4.66:1)
  • AAA: or shift the background to #ababab (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1e2129 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#1e2129 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1e2129
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 #1e2129 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1e2129-9ca2c4-df724e-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