Color

#27b7e7

#27b7e7
hex#27b7e7
rgbrgb(39, 183, 231)
hslhsl(195, 80%, 53%)
oklchoklch(0.729 0.132 226.8)
Closest name: Blue Bikini (#00bbee)Relative luminance 0.4007

Tints & shades

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

Harmonies

Complementary

Open in tool →

#e75727

#27e7b7 · #2757e7

#e727b7 · #b7e727

Split-complementary

Open in tool →

#e72757 · #e7b727

#b727e7 · #e75727 · #57e727

Contrast

#27b7e7 as textRatioAAAA largeAAAFix
Aaon white
2.33:1failfailfail
  • AA: use #127da1 as the text (4.69:1)
  • AAA: use #0e607c as the text (7.04:1)
  • AA: or shift the background to #3d3d3d (4.66:1)
  • AAA: or shift the background to #1f1f1f (7.07:1)
Aaon black
9.01:1passpasspassPasses 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 #27b7e7 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

#27b7e7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #27b7e7
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 #27b7e7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/27b7e7-9cb5c4-df4e70-1f242d-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