Color

#b3e53e

#b3e53e
hex#b3e53e
rgbrgb(179, 229, 62)
hslhsl(78, 76%, 57%)
oklchoklch(0.857 0.194 125.1)
Closest name: Inchworm (#b2ec5d)Relative luminance 0.6597

Colors that go with #b3e53e

Blue, Crimson and Red 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 →

#703ee5

#e5c33e · #5fe53e

#3eb3e5 · #e53eb3

Split-complementary

Open in tool →

#3e5fe5 · #c33ee5

#3ee5c3 · #703ee5 · #e53e5f

Contrast

#b3e53e as textRatioAAAA largeAAAFix
Aaon white
1.48:1failfailfail
  • AA: use #5d7e11 as the text (4.71:1)
  • AAA: use #465e0d as the text (7.32:1)
  • AA: or shift the background to #5c5c5c (4.52:1)
  • AAA: or shift the background to #404040 (7.01:1)
Aaon black
14.19:1passpasspassPasses 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 #b3e53e 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 #b3e53e
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 #b3e53e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b3e53e-b2bea2-4e69df-232d1f-f1f0e9?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