Color

#31aa35

#31aa35
hex#31aa35
rgbrgb(49, 170, 53)
hslhsl(122, 55%, 43%)
oklchoklch(0.648 0.188 143.4)
Closest name: Fennel Fiasco (#00aa44)Relative luminance 0.2966

Colors that go with #31aa35

Blue, Royal Blue and Taupe 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 →

#aa31a6

#6aaa31 · #31aa72

#3531aa · #aa3531

Split-complementary

Open in tool →

#7231aa · #aa316a

#316aaa · #aa31a6 · #aa7231

Contrast

#31aa35 as textRatioAAAA largeAAAFix
Aaon white
3.03:1failpassfail
  • AA: use #27862a as the text (4.64:1)
  • AAA: use #1d631f as the text (7.35:1)
  • AA: or shift the background to #2b2b2b (4.67:1)
Aaon black
6.93:1passpassfail
  • AAA: use #32ae37 as the text (7.25:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #31aa35 as the background.

Brands using this color

mcpConnect your agent — build around #31aa35
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 #31aa35 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/31aa35-a2bea6-9e4edf-1f2d26-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