Color

#5bd71d

#5bd71d
hex#5bd71d
rgbrgb(91, 215, 29)
hslhsl(100, 76%, 48%)
oklchoklch(0.778 0.234 138.4)
Closest name: Blinking Terminal (#66cc00)Relative luminance 0.5091

Colors that go with #5bd71d

Deep Sky Blue, Taupe and Violet 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 →

#991dd7

#b8d71d · #1dd73c

#1d5bd7 · #d71d5b

Split-complementary

Open in tool →

#3c1dd7 · #d71db8

#1db8d7 · #991dd7 · #d73c1d

Contrast

#5bd71d as textRatioAAAA largeAAAFix
Aaon white
1.88:1failfailfail
  • AA: use #398712 as the text (4.52:1)
  • AAA: use #2a630d as the text (7.27:1)
  • AA: or shift the background to #4d4d4d (4.5:1)
  • AAA: or shift the background to #303030 (7.03:1)
Aaon black
11.18:1passpasspassPasses 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 #5bd71d 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 #5bd71d
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 #5bd71d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5bd71d-a8bea2-694edf-1f2d21-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