Color

#02b3e8

#02b3e8
hex#02b3e8
rgbrgb(2, 179, 232)
hslhsl(194, 98%, 46%)
oklchoklch(0.716 0.14 228.3)
Closest name: Blue Bikini (#00bbee)Relative luminance 0.3808

Colors that go with #02b3e8

Charcoal, Amber and Dark Orange lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#e83802

#02e8ab · #0240e8

#e802b3 · #b3e802

Split-complementary

Open in tool →

#e80240 · #e8ab02

#ab02e8 · #e83802 · #40e802

Contrast

#02b3e8 as textRatioAAAA largeAAAFix
Aaon white
2.44:1failfailfail
  • AA: use #0280a7 as the text (4.52:1)
  • AAA: use #015d79 as the text (7.39:1)
  • 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 #02b3e8 as the background.

Brands using this color

Fonts for this mood

#02b3e8 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #02b3e8
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #02b3e8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/02b3e8-9cb6c4-df4e72-1f242d-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