Color

#45bf03

#45bf03
hex#45bf03
rgbrgb(69, 191, 3)
hslhsl(99, 97%, 38%)
oklchoklch(0.708 0.223 139.1)
Closest name: Frog (#58bc08)Relative luminance 0.3853

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7d03bf

#a3bf03 · #03bf1f

#0345bf · #bf0345

Split-complementary

Open in tool →

#1f03bf · #bf03a3

#03a3bf · #7d03bf · #bf1f03

Contrast

#45bf03 as textRatioAAAA largeAAAFix
Aaon white
2.41:1failfailfail
  • AA: use #318802 as the text (4.51:1)
  • AAA: use #246402 as the text (7.24:1)
  • AA: or shift the background to #3d3d3d (4.5:1)
  • AAA: or shift the background to #1c1c1c (7.07:1)
Aaon black
8.71:1passpasspassPasses 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 #45bf03 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 #45bf03
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 #45bf03 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/45bf03-a8bea2-664edf-1f2d21-f0f1e9?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