Color

#2a837a

#2a837a
hex#2a837a
rgbrgb(42, 131, 122)
hslhsl(174, 51%, 34%)
oklchoklch(0.556 0.084 185.5)
Closest name: Emerald Whispers (#2b8478)Relative luminance 0.1813

Tints & shades

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

Harmonies

Complementary

Open in tool →

#832a33

#2a834e · #2a6083

#7a2a83 · #837a2a

Split-complementary

Open in tool →

#832a60 · #834e2a

#4e2a83 · #832a33 · #60832a

Contrast

#2a837a as textRatioAAAA largeAAAFix
Aaon white
4.54:1passpassfail
  • AAA: use #1f605a as the text (7.29:1)
Aaon black
4.63:1passpassfail
  • AAA: use #36a69a as the text (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a837a as the background.

Brands using this color

mcpConnect your agent — build around #2a837a
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 #2a837a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a837a-a2bebe-d459a1-1f292d-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