Color

#a3e387

#a3e387
hex#a3e387
rgbrgb(163, 227, 135)
hslhsl(102, 62%, 71%)
oklchoklch(0.851 0.138 136.7)
Closest name: lightgreen (#90ee90)Relative luminance 0.6447

Colors that go with #a3e387

Charcoal, Plum 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 →

#c787e3

#d1e387 · #87e39a

#87a3e3 · #e387a3

Split-complementary

Open in tool →

#9a87e3 · #e387d1

#87d1e3 · #c787e3 · #e39a87

Contrast

#a3e387 as textRatioAAAA largeAAAFix
Aaon white
1.51:1failfailfail
  • AA: use #3d841f as the text (4.65:1)
  • AAA: use #2e6317 as the text (7.21:1)
  • AA: or shift the background to #595959 (4.63:1)
  • AAA: or shift the background to #3d3d3d (7.19:1)
Aaon black
13.89:1passpasspassPasses 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 #a3e387 as the background.

Brands using this color

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

Fonts for this mood

#a3e387 reads as vivid, light, clean. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a3e387
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 #a3e387 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a3e387-a7bea2-6e4edf-1f2d21-eff1e9?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