Color

#4ee951

#4ee951
hex#4ee951
rgbrgb(78, 233, 81)
hslhsl(121, 78%, 61%)
oklchoklch(0.823 0.232 143.4)
Closest name: Alarming Slime (#2ce335)Relative luminance 0.6049

Tints & shades

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

Harmonies

Complementary

Open in tool →

#e94ee7

#99e94e · #4ee99e

#514ee9 · #e9514e

Split-complementary

Open in tool →

#9e4ee9 · #e94e99

#4e99e9 · #e94ee7 · #e99e4e

Contrast

#4ee951 as textRatioAAAA largeAAAFix
Aaon white
1.6:1failfailfail
  • AA: use #118813 as the text (4.61:1)
  • AAA: use #0c640e as the text (7.38:1)
  • AA: or shift the background to #575757 (4.51:1)
  • AAA: or shift the background to #383838 (7.31:1)
Aaon black
13.1:1passpasspassPasses 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 #4ee951 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 #4ee951
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 #4ee951 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4ee951-a2bea6-9b4edf-1f2d26-edf1e9?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