Color

#87d30d

#87d30d
hex#87d30d
rgbrgb(135, 211, 13)
hslhsl(83, 88%, 44%)
oklchoklch(0.787 0.213 131)
Closest name: yellowgreen (#9acd32)Relative luminance 0.5177

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#590dd3

#d3bc0d · #25d30d

#0d87d3 · #d30d87

Split-complementary

Open in tool →

#0d25d3 · #bc0dd3

#0dd3bc · #590dd3 · #d30d25

Contrast

#87d30d as textRatioAAAA largeAAAFix
Aaon white
1.85:1failfailfail
  • AA: use #538108 as the text (4.65:1)
  • AAA: use #3d6006 as the text (7.31:1)
  • AA: or shift the background to #4d4d4d (4.57:1)
  • AAA: or shift the background to #303030 (7.14:1)
Aaon black
11.35:1passpasspassPasses 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 #87d30d 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 #87d30d
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #87d30d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/87d30d-b0bea2-4e5ddf-222d1f-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