Color

#31bbed

#31bbed
hex#31bbed
rgbrgb(49, 187, 237)
hslhsl(196, 84%, 56%)
oklchoklch(0.742 0.133 228)
Closest name: Blue Bikini (#00bbee)Relative luminance 0.4231

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ed6331

#31edc1 · #315ded

#ed31bb · #bbed31

Split-complementary

Open in tool →

#ed315d · #edc131

#c131ed · #ed6331 · #5ded31

Contrast

#31bbed as textRatioAAAA largeAAAFix
Aaon white
2.22:1failfailfail
  • AA: use #0e7ca4 as the text (4.73:1)
  • AAA: use #0b607f as the text (7.01:1)
  • AA: or shift the background to #424242 (4.53:1)
  • AAA: or shift the background to #212121 (7.25:1)
Aaon black
9.46:1passpasspassPasses 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 #31bbed 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

#31bbed reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #31bbed
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 #31bbed and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/31bbed-9cb5c4-df4e6e-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