Color

#12591a

#12591a
hex#12591a
rgbrgb(18, 89, 26)
hslhsl(127, 66%, 21%)
oklchoklch(0.407 0.117 144.5)
Closest name: Deep Green (#02590f)Relative luminance 0.0735

Colors that go with #12591a

Blue, Charcoal and Emerald 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#591251

#2d5912 · #12593e

#1a1259 · #591a12

Split-complementary

Open in tool →

#3e1259 · #59122d

#122d59 · #591251 · #593e12

Contrast

#12591a as textRatioAAAA largeAAAFix
Aaon white
8.5:1passpasspassPasses AAA — no fix needed.
Aaon black
2.47:1failfailfail
  • AA: use #1c8728 as the text (4.55:1)
  • AAA: use #24ae34 as the text (7.18:1)
  • AA: or shift the background to #bdbdbd (4.53:1)
  • AAA: or shift the background to #ebebeb (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #12591a 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

#12591a reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #12591a
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 #12591a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/12591a-a2bea8-aa4edf-1f2d27-ecf1e9?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