Color

#58d91c

#58d91c
hex#58d91c
rgbrgb(88, 217, 28)
hslhsl(101, 77%, 48%)
oklchoklch(0.782 0.238 138.8)
Closest name: Alarming Slime (#2ce335)Relative luminance 0.5178

Colors that go with #58d91c

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 →

#9d1cd9

#b6d91c · #1cd93f

#1c58d9 · #d91c58

Split-complementary

Open in tool →

#3f1cd9 · #d91cb6

#1cb6d9 · #9d1cd9 · #d93f1c

Contrast

#58d91c as textRatioAAAA largeAAAFix
Aaon white
1.85:1failfailfail
  • AA: use #378712 as the text (4.53:1)
  • AAA: use #28630d as the text (7.29:1)
  • AA: or shift the background to #4d4d4d (4.57:1)
  • AAA: or shift the background to #303030 (7.14:1)
Aaon black
11.36:1passpasspassPasses 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 #58d91c as the background.

Brands using this color

mcpConnect your agent — build around #58d91c
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 #58d91c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/58d91c-a7bea2-6b4edf-1f2d21-eff1e9?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