Color

#1d830b

#1d830b
hex#1d830b
rgbrgb(29, 131, 11)
hslhsl(111, 85%, 28%)
oklchoklch(0.533 0.172 141.4)
Closest name: green (#008000)Relative luminance 0.1652

Colors that go with #1d830b

Charcoal, Royal Blue and Crimson 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 →

#720b84

#5a840b · #0b8435

#0b1d84 · #840b1d

Split-complementary

Open in tool →

#350b84 · #840b5a

#0b5a84 · #720b84 · #84350b

Contrast

#1d830b as textRatioAAAA largeAAAFix
Aaon white
4.88:1passpassfail
  • AAA: use #166308 as the text (7.44:1)
Aaon black
4.3:1failpassfail
  • AA: use #1e890b as the text (4.64:1)
  • AAA: use #26af0e as the text (7.22:1)
  • AA: or shift the background to #f7f7f7 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1d830b as the background.

Brands using this color

Fonts for this mood

#1d830b reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1d830b
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 #1d830b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1d830b-a3bea2-834edf-1f2d23-eef1e9?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