Color

#27f13b

#27f13b
hex#27f13b
rgbrgb(39, 241, 59)
hslhsl(126, 88%, 55%)
oklchoklch(0.835 0.263 143.6)
Closest name: Becquerel (#4bec13)Relative luminance 0.6366

Colors that go with #27f13b

Violet, Deep Sky Blue and Hot Pink 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 →

#f127dd

#78f127 · #27f1a0

#3b27f1 · #f13b27

Split-complementary

Open in tool →

#a027f1 · #f12778

#2778f1 · #f127dd · #f1a027

Contrast

#27f13b as textRatioAAAA largeAAAFix
Aaon white
1.53:1failfailfail
  • AA: use #098615 as the text (4.74:1)
  • AAA: use #066510 as the text (7.3:1)
  • AA: or shift the background to #595959 (4.58:1)
  • AAA: or shift the background to #3d3d3d (7.1:1)
Aaon black
13.73:1passpasspassPasses 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 #27f13b 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 #27f13b
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 #27f13b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/27f13b-a2bea8-a74edf-1f2d27-ecf1e9?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