Color

#5eb3fd

#5eb3fd
hex#5eb3fd
rgbrgb(94, 179, 253)
hslhsl(208, 98%, 68%)
oklchoklch(0.745 0.136 247.1)
Closest name: Fennel Flower (#77aaff)Relative luminance 0.4171

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fda85d

#5dfdf8 · #5d63fd

#fd5db3 · #b3fd5d

Split-complementary

Open in tool →

#fd5d63 · #fdf85d

#f85dfd · #fda85d · #63fd5d

Contrast

#5eb3fd as textRatioAAAA largeAAAFix
Aaon white
2.25:1failfailfail
  • AA: use #0275d9 as the text (4.62:1)
  • AAA: use #0257a2 as the text (7.27:1)
  • AA: or shift the background to #404040 (4.61:1)
  • AAA: or shift the background to #212121 (7.16:1)
Aaon black
9.34:1passpasspassPasses 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 #5eb3fd as the background.

Brands using this color

Fonts for this mood

#5eb3fd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5eb3fd
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 #5eb3fd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5eb3fd-9cadc4-df4e51-1f212d-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