Color

#73bb1b

#73bb1b
hex#73bb1b
rgbrgb(115, 187, 27)
hslhsl(87, 75%, 42%)
oklchoklch(0.717 0.192 132.3)
Closest name: Emerald Glitter (#66bb00)Relative luminance 0.3926

Colors that go with #73bb1b

Charcoal, Taupe and Orchid 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 →

#631bbb

#bbb31b · #23bb1b

#1b73bb · #bb1b73

Split-complementary

Open in tool →

#1b23bb · #b31bbb

#1bbbb3 · #631bbb · #bb1b23

Contrast

#73bb1b as textRatioAAAA largeAAAFix
Aaon white
2.37:1failfailfail
  • AA: use #4f8112 as the text (4.69:1)
  • AAA: use #3c620e as the text (7.13:1)
  • AA: or shift the background to #3d3d3d (4.58:1)
  • AAA: or shift the background to #1c1c1c (7.18:1)
Aaon black
8.85:1passpasspassPasses 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 #73bb1b 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 #73bb1b
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 #73bb1b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/73bb1b-aebea2-4e53df-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