Color

#40adce

#40adce
hex#40adce
rgbrgb(64, 173, 206)
hslhsl(194, 59%, 53%)
oklchoklch(0.699 0.108 221.8)
Closest name: Aquarius (#2db0ce)Relative luminance 0.3543

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ce6140

#40cea8 · #4066ce

#ce40ad · #adce40

Split-complementary

Open in tool →

#ce4066 · #cea840

#a840ce · #ce6140 · #66ce40

Contrast

#40adce as textRatioAAAA largeAAAFix
Aaon white
2.6:1failfailfail
  • AA: use #287f9a as the text (4.57:1)
  • AAA: use #1d5e72 as the text (7.25:1)
  • AA: or shift the background to #383838 (4.52:1)
  • AAA: or shift the background to #141414 (7.09:1)
Aaon black
8.09:1passpasspassPasses 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 #40adce 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

#40adce reads as cool, modern. The font library is tagged with the same vocabulary:

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

tool url/palettes/new/40adce-9cb6c4-df4e72-1f242d-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