Color

#83f40b

#83f40b
hex#83f40b
rgbrgb(131, 244, 11)
hslhsl(89, 91%, 50%)
oklchoklch(0.865 0.25 134.9)
Closest name: lawngreen (#7cfc00)Relative luminance 0.6955

Colors that go with #83f40b

Deep Sky Blue, Violet and Charcoal 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 →

#7c0bf4

#f4f00b · #0ff40b

#0b83f4 · #f40b83

Split-complementary

Open in tool →

#0b0ff4 · #f00bf4

#0bf4f0 · #7c0bf4 · #f40b0f

Contrast

#83f40b as textRatioAAAA largeAAAFix
Aaon white
1.41:1failfailfail
  • AA: use #478406 as the text (4.59:1)
  • AAA: use #356105 as the text (7.33:1)
  • AA: or shift the background to #5e5e5e (4.6:1)
  • AAA: or shift the background to #424242 (7.14:1)
Aaon black
14.91:1passpasspassPasses 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 #83f40b 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 #83f40b
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 #83f40b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/83f40b-adbea2-4e4edf-212d1f-f1f1e9?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