Color

#45bb3e

#45bb3e
hex#45bb3e
rgbrgb(69, 187, 62)
hslhsl(117, 50%, 49%)
oklchoklch(0.7 0.195 142.3)
Closest name: Exit Light (#55bb33)Relative luminance 0.3715

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b53ebb

#83bb3e · #3ebb77

#3e45bb · #bb3e45

Split-complementary

Open in tool →

#773ebb · #bb3e83

#3e83bb · #b53ebb · #bb773e

Contrast

#45bb3e as textRatioAAAA largeAAAFix
Aaon white
2.49:1failfailfail
  • AA: use #31862d as the text (4.59:1)
  • AAA: use #246321 as the text (7.29:1)
  • AA: or shift the background to #383838 (4.71:1)
  • AAA: or shift the background to #171717 (7.2:1)
Aaon black
8.43:1passpasspassPasses 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 #45bb3e as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

mcpConnect your agent — build around #45bb3e
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 #45bb3e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/45bb3e-a2bea4-924edf-1f2d25-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