Color

#43d2df

#43d2df
hex#43d2df
rgbrgb(67, 210, 223)
hslhsl(185, 71%, 57%)
oklchoklch(0.795 0.119 203.9)
Closest name: mediumturquoise (#48d1cc)Relative luminance 0.5261

Tints & shades

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

Harmonies

Complementary

Open in tool →

#df5043

#43df9e · #4384df

#df43d2 · #d2df43

Split-complementary

Open in tool →

#df4384 · #df9e43

#9e43df · #df5043 · #84df43

Contrast

#43d2df as textRatioAAAA largeAAAFix
Aaon white
1.82:1failfailfail
  • AA: use #18828c as the text (4.55:1)
  • AAA: use #126169 as the text (7.14:1)
  • AA: or shift the background to #4d4d4d (4.64:1)
  • AAA: or shift the background to #303030 (7.24:1)
Aaon black
11.52:1passpasspassPasses 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 #43d2df as the background.

Brands using this color

Fonts for this mood

#43d2df reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #43d2df
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 #43d2df and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/43d2df-a2b8be-df4e88-1f262d-e9f1ee?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