Color

#65adfb

#65adfb
hex#65adfb
rgbrgb(101, 173, 251)
hslhsl(211, 95%, 69%)
oklchoklch(0.734 0.135 251.8)
Closest name: Fennel Flower (#77aaff)Relative luminance 0.3962

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fbb265

#65f9fb · #6765fb

#fb65ad · #adfb65

Split-complementary

Open in tool →

#fb6765 · #f9fb65

#fb65f9 · #fbb265 · #65fb67

Contrast

#65adfb as textRatioAAAA largeAAAFix
Aaon white
2.35:1failfailfail
  • AA: use #0672e5 as the text (4.62:1)
  • AAA: use #0456ae as the text (7.12:1)
  • AA: or shift the background to #3d3d3d (4.62:1)
  • AAA: or shift the background to #1f1f1f (7:1)
Aaon black
8.92:1passpasspassPasses 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 #65adfb as the background.

Brands using this color

Fonts for this mood

#65adfb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #65adfb
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 #65adfb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/65adfb-9cabc4-df534e-1f202d-e9f1f1?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