Color

#5299ef

#5299ef
hex#5299ef
rgbrgb(82, 153, 239)
hslhsl(213, 83%, 63%)
oklchoklch(0.676 0.147 254.5)
Closest name: cornflowerblue (#6495ed)Relative luminance 0.3081

Tints & shades

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

Harmonies

Complementary

Open in tool →

#efa852

#52e7ef · #5a52ef

#ef5299 · #99ef52

Split-complementary

Open in tool →

#ef5a52 · #e7ef52

#ef52e7 · #efa852 · #52ef5a

Contrast

#5299ef as textRatioAAAA largeAAAFix
Aaon white
2.93:1failfailfail
  • AA: use #1573e5 as the text (4.55:1)
  • AAA: use #1057ad as the text (7.03:1)
  • AA: or shift the background to #303030 (4.5:1)
  • AAA: or shift the background to #030303 (7.03:1)
Aaon black
7.16:1passpasspassPasses 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 #5299ef as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#5299ef reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5299ef
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 #5299ef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5299ef-9ca9c4-df584e-1f202d-e9f0f1?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