Color

#1b520a

#1b520a
hex#1b520a
rgbrgb(27, 82, 10)
hslhsl(106, 78%, 18%)
oklchoklch(0.387 0.116 139.8)
Closest name: Forest (#0b5509)Relative luminance 0.0629

Colors that go with #1b520a

Sage Green, Taupe and Dark Orchid 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 →

#410a52

#3f520a · #0a521d

#0a1b52 · #520a1b

Split-complementary

Open in tool →

#1d0a52 · #520a3f

#0a3f52 · #410a52 · #521d0a

Contrast

#1b520a as textRatioAAAA largeAAAFix
Aaon white
9.3:1passpasspassPasses AAA — no fix needed.
Aaon black
2.26:1failfailfail
  • AA: use #2d8811 as the text (4.64:1)
  • AAA: use #39ac15 as the text (7.09:1)
  • AA: or shift the background to #b5b5b5 (4.54:1)
  • AAA: or shift the background to #e0e0e0 (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 #1b520a as the background.

Brands using this color

Fonts for this mood

#1b520a reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1b520a
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 #1b520a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1b520a-a5bea2-774edf-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