Color

#15511a

#15511a
hex#15511a
rgbrgb(21, 81, 26)
hslhsl(125, 59%, 20%)
oklchoklch(0.384 0.105 144.4)
Closest name: Mysterious Mixture (#0f521a)Relative luminance 0.0612

Colors that go with #15511a

Blue, Crimson 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 →

#51154c

#2e5115 · #155138

#1a1551 · #511a15

Split-complementary

Open in tool →

#381551 · #51152e

#152e51 · #51154c · #513815

Contrast

#15511a as textRatioAAAA largeAAAFix
Aaon white
9.44:1passpasspassPasses AAA — no fix needed.
Aaon black
2.22:1failfailfail
  • AA: use #23862b as the text (4.52:1)
  • AAA: use #2dae38 as the text (7.22:1)
  • AA: or shift the background to #b3b3b3 (4.5:1)
  • AAA: or shift the background to #dedede (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #15511a 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

#15511a reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #15511a
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 #15511a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/15511a-a2bea7-a54edf-1f2d26-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