Color

#65abfb

#65abfb
hex#65abfb
rgbrgb(101, 171, 251)
hslhsl(212, 95%, 69%)
oklchoklch(0.729 0.137 253)
Closest name: Fennel Flower (#77aaff)Relative luminance 0.3886

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fbb565

#65f6fb · #6a65fb

#fb65ab · #abfb65

Split-complementary

Open in tool →

#fb6a65 · #f6fb65

#fb65f6 · #fbb565 · #65fb6a

Contrast

#65abfb as textRatioAAAA largeAAAFix
Aaon white
2.39:1failfailfail
  • AA: use #0670ea as the text (4.65:1)
  • AAA: use #0556b3 as the text (7.03:1)
  • AA: or shift the background to #3d3d3d (4.54:1)
  • AAA: or shift the background to #1c1c1c (7.12:1)
Aaon black
8.77:1passpasspassPasses 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 #65abfb as the background.

Brands using this color

Fonts for this mood

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

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

tool url/palettes/new/65abfb-9caac4-df564e-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