Color

#00a4b3

#00a4b3
hex#00a4b3
rgbrgb(0, 164, 179)
hslhsl(185, 100%, 35%)
oklchoklch(0.656 0.112 206.3)
Closest name: Baltic (#279d9f)Relative luminance 0.2981

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b30f00

#00b368 · #004ab3

#b300a4 · #a4b300

Split-complementary

Open in tool →

#b3004a · #b36800

#6800b3 · #b30f00 · #4ab300

Contrast

#00a4b3 as textRatioAAAA largeAAAFix
Aaon white
3.02:1failpassfail
  • AA: use #00838f as the text (4.52:1)
  • AAA: use #00626b as the text (7.1:1)
  • AA: or shift the background to #2e2e2e (4.5:1)
Aaon black
6.96:1passpassfail
  • AAA: use #00a8b8 as the text (7.29:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #00a4b3 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

#00a4b3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #00a4b3
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 #00a4b3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/00a4b3-a2b8be-df4e88-1f262d-e9f1ee?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