Color

#03a641

#03a641
hex#03a641
rgbrgb(3, 166, 65)
hslhsl(143, 96%, 33%)
oklchoklch(0.633 0.183 147.8)
Closest name: Fennel Fiasco (#00aa44)Relative luminance 0.2767

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a50367

#16a503 · #03a592

#4103a5 · #a54103

Split-complementary

Open in tool →

#9203a5 · #a50316

#0316a5 · #a50367 · #a59203

Contrast

#03a641 as textRatioAAAA largeAAAFix
Aaon white
3.21:1failpassfail
  • AA: use #038735 as the text (4.65:1)
  • AAA: use #026428 as the text (7.35:1)
  • AA: or shift the background to #292929 (4.53:1)
Aaon black
6.53:1passpassfail
  • AAA: use #04af45 as the text (7.22:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #03a641 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 #03a641
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 #03a641 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/03a641-a2beb0-c859d4-1f2d2b-eaf1e9?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