Color

#0dfd59

#0dfd59
hex#0dfd59
rgbrgb(13, 253, 89)
hslhsl(139, 98%, 52%)
oklchoklch(0.866 0.261 146.2)
Closest name: Cathode Green (#00ff55)Relative luminance 0.7106

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fd0db1

#39fd0d · #0dfdd1

#590dfd · #fd590d

Split-complementary

Open in tool →

#d10dfd · #fd0d39

#0d39fd · #fd0db1 · #fdd10d

Contrast

#0dfd59 as textRatioAAAA largeAAAFix
Aaon white
1.38:1failfailfail
  • AA: use #01882c as the text (4.61:1)
  • AAA: use #016521 as the text (7.28:1)
  • AA: or shift the background to #5e5e5e (4.7:1)
  • AAA: or shift the background to #424242 (7.28:1)
Aaon black
15.21:1passpasspassPasses 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 #0dfd59 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 #0dfd59
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 #0dfd59 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0dfd59-a2beae-c059d4-1f2d2a-ebf1e9?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