Color

#43d0df

#43d0df
hex#43d0df
rgbrgb(67, 208, 223)
hslhsl(186, 71%, 57%)
oklchoklch(0.79 0.119 205.4)
Closest name: mediumturquoise (#48d1cc)Relative luminance 0.5163

Tints & shades

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

Harmonies

Complementary

Open in tool →

#df5343

#43dfa1 · #4382df

#df43d0 · #d0df43

Split-complementary

Open in tool →

#df4382 · #dfa143

#a143df · #df5343 · #82df43

Contrast

#43d0df as textRatioAAAA largeAAAFix
Aaon white
1.85:1failfailfail
  • AA: use #18808c as the text (4.66:1)
  • AAA: use #126069 as the text (7.23:1)
  • AA: or shift the background to #4d4d4d (4.56:1)
  • AAA: or shift the background to #303030 (7.12:1)
Aaon black
11.33:1passpasspassPasses 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 #43d0df as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#43d0df reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #43d0df
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 #43d0df and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/43d0df-a2b8be-df4e86-1f262d-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