Color

#228c8a

#228c8a
hex#228c8a
rgbrgb(34, 140, 138)
hslhsl(179, 61%, 34%)
oklchoklch(0.583 0.091 193)
Closest name: darkcyan (#008b8b)Relative luminance 0.2093

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8c2224

#228c55 · #22588c

#8a228c · #8c8a22

Split-complementary

Open in tool →

#8c2258 · #8c5522

#55228c · #8c2224 · #588c22

Contrast

#228c8a as textRatioAAAA largeAAAFix
Aaon white
4.05:1failpassfail
  • AA: use #208382 as the text (4.54:1)
  • AAA: use #186361 as the text (7.01:1)
  • AA: or shift the background to #141414 (4.55:1)
Aaon black
5.19:1passpassfail
  • AAA: use #29a8a6 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 #228c8a 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 #228c8a
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 #228c8a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/228c8a-a2bbbe-d45996-1f272d-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