Color

#5bb8dc

#5bb8dc
hex#5bb8dc
rgbrgb(91, 184, 220)
hslhsl(197, 65%, 61%)
oklchoklch(0.74 0.102 226.1)
Closest name: Blue Martini (#52b4d3)Relative luminance 0.4167

Tints & shades

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

Harmonies

Complementary

Open in tool →

#dc805b

#5bdcc0 · #5b77dc

#dc5bb8 · #b8dc5b

Split-complementary

Open in tool →

#dc5b77 · #dcc05b

#c05bdc · #dc805b · #77dc5b

Contrast

#5bb8dc as textRatioAAAA largeAAAFix
Aaon white
2.25:1failfailfail
  • AA: use #237fa4 as the text (4.52:1)
  • AAA: use #1a5f7a as the text (7.09:1)
  • AA: or shift the background to #404040 (4.61:1)
  • AAA: or shift the background to #212121 (7.16:1)
Aaon black
9.33:1passpasspassPasses 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 #5bb8dc 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

#5bb8dc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5bb8dc
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 #5bb8dc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5bb8dc-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