Color

#12591c

#12591c
hex#12591c
rgbrgb(18, 89, 28)
hslhsl(128, 66%, 21%)
oklchoklch(0.407 0.116 145)
Closest name: Deep Green (#02590f)Relative luminance 0.0736

Colors that go with #12591c

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 →

#59124f

#2c5912 · #12593f

#1c1259 · #591c12

Split-complementary

Open in tool →

#3f1259 · #59122c

#122c59 · #59124f · #593f12

Contrast

#12591c as textRatioAAAA largeAAAFix
Aaon white
8.5:1passpasspassPasses AAA — no fix needed.
Aaon black
2.47:1failfailfail
  • AA: use #1c872a as the text (4.55:1)
  • AAA: use #24ae36 as the text (7.18:1)
  • AA: or shift the background to #bdbdbd (4.52:1)
  • 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 #12591c 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

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

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

tool url/palettes/new/12591c-a2bea9-ac4edf-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