Color

#5eb3f7

#5eb3f7
hex#5eb3f7
rgbrgb(94, 179, 247)
hslhsl(207, 91%, 67%)
oklchoklch(0.742 0.129 245)
Closest name: Cerulean (#55aaee)Relative luminance 0.4134

Colors that go with #5eb3f7

Charcoal, Dark Orange and Amber lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f7a35e

#5ef7f0 · #5e66f7

#f75eb3 · #b3f75e

Split-complementary

Open in tool →

#f75e66 · #f7f05e

#f05ef7 · #f7a35e · #66f75e

Contrast

#5eb3f7 as textRatioAAAA largeAAAFix
Aaon white
2.27:1failfailfail
  • AA: use #0a78d1 as the text (4.55:1)
  • AAA: use #07599c as the text (7.2:1)
  • AA: or shift the background to #404040 (4.58:1)
  • AAA: or shift the background to #212121 (7.11:1)
Aaon black
9.27:1passpasspassPasses 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 #5eb3f7 as the background.

Brands using this color

Fonts for this mood

#5eb3f7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5eb3f7
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #5eb3f7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5eb3f7-9cadc4-df4e53-1f212d-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