Color

#27a548

#27a548
hex#27a548
rgbrgb(39, 165, 72)
hslhsl(136, 62%, 40%)
oklchoklch(0.635 0.17 147.5)
Closest name: Fennel Fiasco (#00aa44)Relative luminance 0.2781

Colors that go with #27a548

Charcoal, 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 →

#a52784

#44a527 · #27a588

#4827a5 · #a54827

Split-complementary

Open in tool →

#8827a5 · #a52744

#2744a5 · #a52784 · #a58827

Contrast

#27a548 as textRatioAAAA largeAAAFix
Aaon white
3.2:1failpassfail
  • AA: use #20883c as the text (4.52:1)
  • AAA: use #17632b as the text (7.35:1)
  • AA: or shift the background to #292929 (4.55:1)
Aaon black
6.56:1passpassfail
  • AAA: use #29ae4c as the text (7.25:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #27a548 as the background.

Brands using this color

Palettes built around it

mcpConnect your agent — build around #27a548
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 #27a548 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/27a548-a2bead-b959d4-1f2d29-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