Color

#54afe3

#54afe3
hex#54afe3
rgbrgb(84, 175, 227)
hslhsl(202, 72%, 61%)
oklchoklch(0.72 0.115 236.5)
Closest name: Cousteau (#55a9d6)Relative luminance 0.3809

Tints & shades

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

Harmonies

Complementary

Open in tool →

#e38854

#54e3d0 · #5467e3

#e354af · #afe354

Split-complementary

Open in tool →

#e35467 · #e3d054

#d054e3 · #e38854 · #67e354

Contrast

#54afe3 as textRatioAAAA largeAAAFix
Aaon white
2.44:1failfailfail
  • AA: use #1d7db4 as the text (4.52:1)
  • AAA: use #165e88 as the text (7.02:1)
  • AA: or shift the background to #3b3b3b (4.6:1)
  • AAA: or shift the background to #1a1a1a (7.14:1)
Aaon black
8.62:1passpasspassPasses 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 #54afe3 as the background.

Brands using this color

Fonts for this mood

#54afe3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #54afe3
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 #54afe3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/54afe3-9cb1c4-df4e5f-1f222d-e9f1f0?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