Color

#b3f38c

#b3f38c
hex#b3f38c
rgbrgb(179, 243, 140)
hslhsl(97, 81%, 75%)
oklchoklch(0.898 0.148 134.5)
Closest name: Cucumber Milk (#c2f177)Relative luminance 0.7558

Colors that go with #b3f38c

Charcoal, Plum and Blue 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 →

#cb8cf3

#e7f38c · #8cf398

#8cb3f3 · #f38cb3

Split-complementary

Open in tool →

#988cf3 · #f38ce7

#8ce7f3 · #cb8cf3 · #f3988c

Contrast

#b3f38c as textRatioAAAA largeAAAFix
Aaon white
1.3:1failfailfail
  • AA: use #3c860e as the text (4.56:1)
  • AAA: use #2b610a as the text (7.45:1)
  • AA: or shift the background to #636363 (4.61:1)
  • AAA: or shift the background to #474747 (7.13:1)
Aaon black
16.12:1passpasspassPasses 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 #b3f38c 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

#b3f38c reads as vivid, light, clean. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b3f38c
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 #b3f38c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b3f38c-a9bea2-624edf-1f2d20-f0f1e9?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