Color

#59b404

#59b404
hex#59b404
rgbrgb(89, 180, 4)
hslhsl(91, 96%, 36%)
oklchoklch(0.686 0.203 135.9)
Closest name: Extra Life (#6ab417)Relative luminance 0.3478

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5f04b4

#b1b404 · #04b407

#0459b4 · #b40459

Split-complementary

Open in tool →

#0704b4 · #b404b1

#04b1b4 · #5f04b4 · #b40704

Contrast

#59b404 as textRatioAAAA largeAAAFix
Aaon white
2.64:1failfailfail
  • AA: use #408203 as the text (4.76:1)
  • AAA: use #316402 as the text (7.11:1)
  • AA: or shift the background to #363636 (4.58:1)
  • AAA: or shift the background to #121212 (7.1:1)
Aaon black
7.96:1passpasspassPasses 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 #59b404 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 #59b404
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 #59b404 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/59b404-acbea2-534edf-202d1f-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