Color

#2ad5ef

#2ad5ef
hex#2ad5ef
rgbrgb(42, 213, 239)
hslhsl(188, 86%, 55%)
oklchoklch(0.803 0.133 211)
Closest name: darkturquoise (#00ced1)Relative luminance 0.5431

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ef442a

#2aefa7 · #2a72ef

#ef2ad5 · #d5ef2a

Split-complementary

Open in tool →

#ef2a72 · #efa72a

#a72aef · #ef442a · #72ef2a

Contrast

#2ad5ef as textRatioAAAA largeAAAFix
Aaon white
1.77:1failfailfail
  • AA: use #0b8193 as the text (4.59:1)
  • AAA: use #08606d as the text (7.23:1)
  • AA: or shift the background to #4f4f4f (4.63:1)
  • AAA: or shift the background to #333333 (7.14:1)
Aaon black
11.86:1passpasspassPasses 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 #2ad5ef 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

#2ad5ef reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2ad5ef
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 #2ad5ef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2ad5ef-a2b7be-df4e81-1f252d-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