Color

#05aaeb

#05aaeb
hex#05aaeb
rgbrgb(5, 170, 235)
hslhsl(197, 96%, 47%)
oklchoklch(0.697 0.147 235.1)
Closest name: Cerulean (#55aaee)Relative luminance 0.3478

Tints & shades

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

Harmonies

Complementary

Open in tool →

#eb4605

#05ebb9 · #0537eb

#eb05aa · #aaeb05

Split-complementary

Open in tool →

#eb0537 · #ebb905

#b905eb · #eb4605 · #37eb05

Contrast

#05aaeb as textRatioAAAA largeAAAFix
Aaon white
2.64:1failfailfail
  • AA: use #047eaf as the text (4.56:1)
  • AAA: use #035e82 as the text (7.17:1)
  • AA: or shift the background to #363636 (4.58:1)
  • AAA: or shift the background to #121212 (7.1:1)
Aaon black
7.96:1passpasspassPasses 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 #05aaeb 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

#05aaeb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #05aaeb
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 #05aaeb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/05aaeb-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