brandsweets

Color

#31bfba

#31bfba
hex#31bfba
rgbrgb(49, 191, 186)
hslhsl(178, 59%, 47%)
oklchoklch(0.732 0.115 191.3)
Closest name: Emerald Bliss (#4cbdac)Relative luminance 0.4146
Open in palette toolCheck contrast

Tints & shades

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

Harmonies

Complementary

Open in tool →
31bfbabf3136

#bf3136

Analogous

Open in tool →
31bfba31bf73317dbf

#31bf73 · #317dbf

Triadic

Open in tool →
31bfbaba31bfbfba31

#ba31bf · #bfba31

Split-complementary

Open in tool →
31bfbabf317dbf7331

#bf317d · #bf7331

Tetradic

Open in tool →
31bfba7331bfbf31367dbf31

#7331bf · #bf3136 · #7dbf31

Contrast

#31bfba as textRatioAAAA largeAAAFix
Aaon white
2.26:1failfailfail
  • AA: use #21827f as the text (4.6:1)
  • AAA: use #19615f as the text (7.2:1)
  • AA: or shift the background to #404040 (4.59:1)
  • AAA: or shift the background to #212121 (7.12:1)
Aaon black
9.29:1passpasspassPasses 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 #31bfba as the background.

Brands using this color

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

tool url/palettes/new/31bfba-a2bcbe-d45999-1f282d-e9f1ed?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