brandsweets

Color

#37eb91

#37eb91
hex#37eb91
rgbrgb(55, 235, 145)
hslhsl(150, 82%, 57%)
oklchoklch(0.832 0.189 155.6)
Closest name: Grotesque Green (#64e986)Relative luminance 0.6227
Vivid
Open in palette toolCheck contrast

Tints & shades

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

Harmonies

Complementary

Open in tool →
37eb91eb3791

#eb3791

Analogous

Open in tool →
37eb9137eb3737ebeb

#37eb37 · #37ebeb

Triadic

Open in tool →
37eb919137ebeb9137

#9137eb · #eb9137

Split-complementary

Open in tool →
37eb91eb37ebeb3737

#eb37eb · #eb3737

Tetradic

Open in tool →
37eb913737ebeb3791ebeb37

#3737eb · #eb3791 · #ebeb37

Contrast

#37eb91 as textRatioAAAA largeAAAFix
Aaon white
1.56:1failfailfail
  • AA: use #0d874a as the text (4.58:1)
  • AAA: use #0a6638 as the text (7.07:1)
  • AA: or shift the background to #575757 (4.63:1)
  • AAA: or shift the background to #3b3b3b (7.18:1)
Aaon black
13.45:1passpasspassPasses 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 #37eb91 as the background.

Brands using this color

mcpConnect your agent — build around #37eb91
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 #37eb91 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/37eb91-a2beb3-d459d2-1f2d2c-e9f1ea?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