Color

#03bde2

#03bde2
hex#03bde2
rgbrgb(3, 189, 226)
hslhsl(190, 97%, 45%)
oklchoklch(0.738 0.133 218.6)
Closest name: Blue Bikini (#00bbee)Relative luminance 0.4191

Tints & shades

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

Harmonies

Complementary

Open in tool →

#e22903

#03e298 · #034ee2

#e203bd · #bde203

Split-complementary

Open in tool →

#e2034e · #e29803

#9803e2 · #e22903 · #4ee203

Contrast

#03bde2 as textRatioAAAA largeAAAFix
Aaon white
2.24:1failfailfail
  • AA: use #027e97 as the text (4.74:1)
  • AAA: use #026174 as the text (7.08:1)
  • AA: or shift the background to #404040 (4.63:1)
  • AAA: or shift the background to #212121 (7.19:1)
Aaon black
9.38:1passpasspassPasses 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 #03bde2 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

#03bde2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #03bde2
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 #03bde2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/03bde2-a2b6be-df4e7c-1f252d-e9f1ef?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