Color

#3da53b

#3da53b
hex#3da53b
rgbrgb(61, 165, 59)
hslhsl(119, 47%, 44%)
oklchoklch(0.639 0.173 142.9)
Closest name: Fennel Fiasco (#00aa44)Relative luminance 0.2822

Colors that go with #3da53b

Charcoal, Blue and Crimson lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a33ba5

#72a53b · #3ba56e

#3b3da5 · #a53b3d

Split-complementary

Open in tool →

#6e3ba5 · #a53b72

#3b72a5 · #a33ba5 · #a56e3b

Contrast

#3da53b as textRatioAAAA largeAAAFix
Aaon white
3.16:1failpassfail
  • AA: use #328731 as the text (4.52:1)
  • AAA: use #266524 as the text (7.07:1)
  • AA: or shift the background to #292929 (4.6:1)
Aaon black
6.64:1passpassfail
  • AAA: use #40ac3e as the text (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3da53b 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 #3da53b
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #3da53b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3da53b-a2bea5-964edf-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