Color

#04fbfb

#04fbfb
hex#04fbfb
rgbrgb(4, 251, 251)
hslhsl(180, 97%, 50%)
oklchoklch(0.895 0.152 194.8)
Closest name: Arctic Water (#00fcfc)Relative luminance 0.7599

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fb0404

#04fb80 · #0480fb

#fb04fb · #fbfb04

Split-complementary

Open in tool →

#fb0480 · #fb8004

#8004fb · #fb0404 · #80fb04

Contrast

#04fbfb as textRatioAAAA largeAAAFix
Aaon white
1.3:1failfailfail
  • AA: use #028383 as the text (4.59:1)
  • AAA: use #015f5f as the text (7.49:1)
  • AA: or shift the background to #636363 (4.63:1)
  • AAA: or shift the background to #474747 (7.17:1)
Aaon black
16.2:1passpasspassPasses 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 #04fbfb 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

#04fbfb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #04fbfb
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 #04fbfb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/04fbfb-a2bbbe-d45994-1f272d-e9f1ed?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