Color

#03a5ce

#03a5ce
hex#03a5ce
rgbrgb(3, 165, 206)
hslhsl(192, 97%, 41%)
oklchoklch(0.671 0.125 223.8)
Closest name: Blue Ocean (#009dc4)Relative luminance 0.3139

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ce2c03

#03ce91 · #0340ce

#ce03a5 · #a5ce03

Split-complementary

Open in tool →

#ce0340 · #ce9103

#9103ce · #ce2c03 · #40ce03

Contrast

#03a5ce as textRatioAAAA largeAAAFix
Aaon white
2.89:1failfailfail
  • AA: use #0281a1 as the text (4.51:1)
  • AAA: use #026179 as the text (7.03:1)
  • AA: or shift the background to #303030 (4.57:1)
  • AAA: or shift the background to #050505 (7.06:1)
Aaon black
7.28:1passpasspassPasses 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 #03a5ce 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

#03a5ce reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #03a5ce
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 #03a5ce and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/03a5ce-a2b5be-df4e77-1f242d-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