Color

#3d997a

#3d997a
hex#3d997a
rgbrgb(61, 153, 122)
hslhsl(160, 43%, 42%)
oklchoklch(0.619 0.1 167.8)
Closest name: Illuminati Green (#419168)Relative luminance 0.2518

Colors that go with #3d997a

Charcoal, Medium Violet Red and Chocolate 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.

Real palettes that use #3d997a

Tints & shades

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

Harmonies

Complementary

Open in tool →

#993d5c

#3d994c · #3d8a99

#7a3d99 · #997a3d

Split-complementary

Open in tool →

#993d8a · #994c3d

#4c3d99 · #993d5c · #8a993d

Contrast

#3d997a as textRatioAAAA largeAAAFix
Aaon white
3.48:1failpassfail
  • AA: use #348369 as the text (4.57:1)
  • AAA: use #27624f as the text (7.13:1)
  • AA: or shift the background to #212121 (4.63:1)
Aaon black
6.04:1passpassfail
  • AAA: use #43a886 as the text (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3d997a 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 #3d997a
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 #3d997a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3d997a-a2beb8-d459be-1f2c2d-e9f1eb?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