Color

#1d290a

#1d290a
hex#1d290a
rgbrgb(29, 41, 10)
hslhsl(83, 61%, 10%)
oklchoklch(0.261 0.053 127.6)
Closest name: Lindworm Green (#172808)Relative luminance 0.0187

Colors that go with #1d290a

Charcoal, Crimson and Sea Green 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.

Real palettes that use #1d290a

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#160a29

#29250a · #0e290a

#0a1d29 · #290a1d

Split-complementary

Open in tool →

#0a0e29 · #250a29

#0a2925 · #160a29 · #290a0e

Contrast

#1d290a as textRatioAAAA largeAAAFix
Aaon white
15.29:1passpasspassPasses AAA — no fix needed.
Aaon black
1.37:1failfailfail
  • AA: use #5d8320 as the text (4.73:1)
  • AAA: use #75a428 as the text (7.1:1)
  • AA: or shift the background to #8c8c8c (4.55:1)
  • AAA: or shift the background to #b0b0b0 (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 #1d290a as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#1d290a reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1d290a
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 #1d290a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1d290a-b0bea2-4e5ddf-222d1f-f1f0e9?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