Color

#27b42e

#27b42e
hex#27b42e
rgbrgb(39, 180, 46)
hslhsl(123, 64%, 43%)
oklchoklch(0.673 0.207 143.4)
Closest name: Botanical Garden (#44aa11)Relative luminance 0.3327

Colors that go with #27b42e

Royal Blue, Taupe and Fuchsia 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 →

#b427ad

#67b427 · #27b475

#2e27b4 · #b42e27

Split-complementary

Open in tool →

#7527b4 · #b42767

#2767b4 · #b427ad · #b47527

Contrast

#27b42e as textRatioAAAA largeAAAFix
Aaon white
2.74:1failfailfail
  • AA: use #1d8623 as the text (4.68:1)
  • AAA: use #16641a as the text (7.31:1)
  • AA: or shift the background to #333333 (4.61:1)
  • AAA: or shift the background to #0d0d0d (7.08:1)
Aaon black
7.65:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #27b42e as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #27b42e
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 #27b42e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/27b42e-a2bea6-a04edf-1f2d26-edf1e9?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