Color

#0dfd51

#0dfd51
hex#0dfd51
rgbrgb(13, 253, 81)
hslhsl(137, 98%, 52%)
oklchoklch(0.865 0.266 145.5)
Closest name: Cathode Green (#00ff55)Relative luminance 0.7093

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fd0db9

#41fd0d · #0dfdc9

#510dfd · #fd510d

Split-complementary

Open in tool →

#c90dfd · #fd0d41

#0d41fd · #fd0db9 · #fdc90d

Contrast

#0dfd51 as textRatioAAAA largeAAAFix
Aaon white
1.38:1failfailfail
  • AA: use #018828 as the text (4.61:1)
  • AAA: use #01651d as the text (7.29:1)
  • AA: or shift the background to #5e5e5e (4.69:1)
  • AAA: or shift the background to #424242 (7.27:1)
Aaon black
15.19:1passpasspassPasses 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 #0dfd51 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 #0dfd51
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 #0dfd51 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0dfd51-a2bead-bb59d4-1f2d29-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