Color

#43ceea

#43ceea
hex#43ceea
rgbrgb(67, 206, 234)
hslhsl(190, 80%, 59%)
oklchoklch(0.789 0.122 214.2)
Closest name: darkturquoise (#00ced1)Relative luminance 0.5128

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ea5f43

#43eab2 · #437bea

#ea43ce · #ceea43

Split-complementary

Open in tool →

#ea437b · #eab243

#b243ea · #ea5f43 · #7bea43

Contrast

#43ceea as textRatioAAAA largeAAAFix
Aaon white
1.87:1failfailfail
  • AA: use #118197 as the text (4.55:1)
  • AAA: use #0c5e6e as the text (7.39:1)
  • AA: or shift the background to #4d4d4d (4.53:1)
  • AAA: or shift the background to #303030 (7.07:1)
Aaon black
11.26:1passpasspassPasses 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 #43ceea 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

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

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

tool url/palettes/new/43ceea-a2b6be-df4e7c-1f252d-e9f1ef?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