Color

#04aaec

#04aaec
hex#04aaec
rgbrgb(4, 170, 236)
hslhsl(197, 97%, 47%)
oklchoklch(0.697 0.148 235.5)
Closest name: Cerulean (#55aaee)Relative luminance 0.3483

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ec4504

#04ecba · #0436ec

#ec04aa · #aaec04

Split-complementary

Open in tool →

#ec0436 · #ecba04

#ba04ec · #ec4504 · #36ec04

Contrast

#04aaec as textRatioAAAA largeAAAFix
Aaon white
2.64:1failfailfail
  • AA: use #037fb0 as the text (4.5:1)
  • AAA: use #025e83 as the text (7.16:1)
  • AA: or shift the background to #363636 (4.58:1)
  • AAA: or shift the background to #121212 (7.11:1)
Aaon black
7.97:1passpasspassPasses 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 #04aaec as the background.

Brands using this color

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

Palettes built around it

Fonts for this mood

#04aaec reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #04aaec
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 #04aaec and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/04aaec-9cb4c4-df4e6b-1f232d-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