Color

#40ebf7

#40ebf7
hex#40ebf7
rgbrgb(64, 235, 247)
hslhsl(184, 92%, 61%)
oklchoklch(0.861 0.134 202.1)
Closest name: Aqua (#0ff0fe)Relative luminance 0.6722

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f74c40

#40f7a8 · #408ff7

#f740eb · #ebf740

Split-complementary

Open in tool →

#f7408f · #f7a840

#a840f7 · #f74c40 · #8ff740

Contrast

#40ebf7 as textRatioAAAA largeAAAFix
Aaon white
1.45:1failfailfail
  • AA: use #068089 as the text (4.71:1)
  • AAA: use #046067 as the text (7.31:1)
  • AA: or shift the background to #5c5c5c (4.6:1)
  • AAA: or shift the background to #404040 (7.13:1)
Aaon black
14.44:1passpasspassPasses 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 #40ebf7 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

#40ebf7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #40ebf7
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 #40ebf7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/40ebf7-a2b9be-df4e8a-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