Color

#5da8fd

#5da8fd
hex#5da8fd
rgbrgb(93, 168, 253)
hslhsl(212, 98%, 68%)
oklchoklch(0.72 0.145 253)
Closest name: Cerulean (#55aaee)Relative luminance 0.3742

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fdb35d

#5df8fd · #635dfd

#fd5da8 · #a8fd5d

Split-complementary

Open in tool →

#fd635d · #f8fd5d

#fd5df8 · #fdb35d · #5dfd63

Contrast

#5da8fd as textRatioAAAA largeAAAFix
Aaon white
2.47:1failfailfail
  • AA: use #0270ed as the text (4.62:1)
  • AAA: use #0253b1 as the text (7.3:1)
  • AA: or shift the background to #3b3b3b (4.53:1)
  • AAA: or shift the background to #1a1a1a (7.03:1)
Aaon black
8.48:1passpasspassPasses 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 #5da8fd as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#5da8fd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5da8fd
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 #5da8fd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5da8fd-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