Color

#12290a

#12290a
hex#12290a
rgbrgb(18, 41, 10)
hslhsl(105, 61%, 10%)
oklchoklch(0.253 0.061 138.5)
Closest name: Lindworm Green (#172808)Relative luminance 0.0174

Colors that go with #12290a

Charcoal, Crimson and Royal 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.

Real palettes that use #12290a

Tints & shades

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

Harmonies

Complementary

Open in tool →

#210a29

#21290a · #0a2912

#0a1229 · #290a12

Split-complementary

Open in tool →

#120a29 · #290a21

#0a2129 · #210a29 · #29120a

Contrast

#12290a as textRatioAAAA largeAAAFix
Aaon white
15.59:1passpasspassPasses AAA — no fix needed.
Aaon black
1.35:1failfailfail
  • AA: use #3a8721 as the text (4.67:1)
  • AAA: use #4aac2a as the text (7.23:1)
  • AA: or shift the background to #8a8a8a (4.52:1)
  • AAA: or shift the background to #b0b0b0 (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #12290a 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

#12290a reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #12290a
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 #12290a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/12290a-a6bea2-754edf-1f2d22-eff1e9?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