Color

#b0ef2a

#b0ef2a
hex#b0ef2a
rgbrgb(176, 239, 42)
hslhsl(79, 86%, 55%)
oklchoklch(0.878 0.216 127)
Closest name: Chartreuse (#c1f80a)Relative luminance 0.7113

Colors that go with #b0ef2a

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 →

#682aef

#efcb2a · #4eef2a

#2ab0ef · #ef2ab0

Split-complementary

Open in tool →

#2a4eef · #cb2aef

#2aefcb · #682aef · #ef2a4e

Contrast

#b0ef2a as textRatioAAAA largeAAAFix
Aaon white
1.38:1failfailfail
  • AA: use #5b800a as the text (4.63:1)
  • AAA: use #435f07 as the text (7.3:1)
  • AA: or shift the background to #5e5e5e (4.7:1)
  • AAA: or shift the background to #424242 (7.29:1)
Aaon black
15.23:1passpasspassPasses 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 #b0ef2a 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 #b0ef2a
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 #b0ef2a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b0ef2a-b2bea2-4e66df-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