Color

#45f33f

#45f33f
hex#45f33f
rgbrgb(69, 243, 63)
hslhsl(118, 88%, 60%)
oklchoklch(0.845 0.257 142.5)
Closest name: Becquerel (#4bec13)Relative luminance 0.6573

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ed3ff3

#9ff33f · #3ff393

#3f45f3 · #f33f45

Split-complementary

Open in tool →

#933ff3 · #f33f9f

#3f9ff3 · #ed3ff3 · #f3933f

Contrast

#45f33f as textRatioAAAA largeAAAFix
Aaon white
1.48:1failfailfail
  • AA: use #0d8609 as the text (4.74:1)
  • AAA: use #0a6506 as the text (7.3:1)
  • AA: or shift the background to #5c5c5c (4.5:1)
  • AAA: or shift the background to #3d3d3d (7.32:1)
Aaon black
14.15:1passpasspassPasses 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 #45f33f 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 #45f33f
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 #45f33f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/45f33f-a2bea4-944edf-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