Color

#0aff91

#0aff91
hex#0aff91
rgbrgb(10, 255, 145)
hslhsl(153, 100%, 52%)
oklchoklch(0.878 0.22 154.2)
Closest name: mediumspringgreen (#00fa9a)Relative luminance 0.7363

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ff0a78

#0aff16 · #0af3ff

#910aff · #ff910a

Split-complementary

Open in tool →

#ff0af3 · #ff160a

#160aff · #ff0a78 · #f3ff0a

Contrast

#0aff91 as textRatioAAAA largeAAAFix
Aaon white
1.34:1failfailfail
  • AA: use #008549 as the text (4.72:1)
  • AAA: use #006638 as the text (7.1:1)
  • AA: or shift the background to #616161 (4.64:1)
  • AAA: or shift the background to #454545 (7.18:1)
Aaon black
15.73:1passpasspassPasses 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 #0aff91 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 #0aff91
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 #0aff91 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0aff91-a2beb5-d459cc-1f2d2d-e9f1ea?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