Color

#58cd18

#58cd18
hex#58cd18
rgbrgb(88, 205, 24)
hslhsl(99, 79%, 45%)
oklchoklch(0.751 0.226 138.1)
Closest name: Blinking Terminal (#66cc00)Relative luminance 0.458

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8e18cd

#b2cd18 · #18cd33

#1858cd · #cd1858

Split-complementary

Open in tool →

#3318cd · #cd18b2

#18b2cd · #8e18cd · #cd3318

Contrast

#58cd18 as textRatioAAAA largeAAAFix
Aaon white
2.07:1failfailfail
  • AA: use #388410 as the text (4.69:1)
  • AAA: use #2b640c as the text (7.17:1)
  • AA: or shift the background to #454545 (4.64:1)
  • AAA: or shift the background to #292929 (7.04:1)
Aaon black
10.16:1passpasspassPasses 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 #58cd18 as the background.

Brands using this color

Palettes built around it

mcpConnect your agent — build around #58cd18
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 #58cd18 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/58cd18-a8bea2-664edf-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