Color

#018e2b

#018e2b
hex#018e2b
rgbrgb(1, 142, 43)
hslhsl(138, 99%, 28%)
oklchoklch(0.563 0.172 145.8)
Closest name: Emerald (#028f1e)Relative luminance 0.1953

Colors that go with #018e2b

Charcoal, Royal Blue 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 →

#8e0164

#1d8e01 · #018e72

#2b018e · #8e2b01

Split-complementary

Open in tool →

#72018e · #8e011d

#011d8e · #8e0164 · #8e7201

Contrast

#018e2b as textRatioAAAA largeAAAFix
Aaon white
4.28:1failpassfail
  • AA: use #01892a as the text (4.55:1)
  • AAA: use #01651f as the text (7.29:1)
  • AA: or shift the background to #0d0d0d (4.54:1)
Aaon black
4.91:1passpassfail
  • AAA: use #01ad34 as the text (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #018e2b as the background.

Brands using this color

Fonts for this mood

#018e2b reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #018e2b
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 #018e2b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/018e2b-a2beae-be59d4-1f2d29-ebf1e9?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