Color

#00d9e0

#00d9e0
hex#00d9e0
rgbrgb(0, 217, 224)
hslhsl(182, 100%, 44%)
oklchoklch(0.804 0.137 198.9)
Closest name: mediumturquoise (#48d1cc)Relative luminance 0.5501

Tints & shades

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

Harmonies

Complementary

Open in tool →

#e00700

#00e078 · #0069e0

#e000d9 · #d9e000

Split-complementary

Open in tool →

#e00069 · #e07800

#7800e0 · #e00700 · #69e000

Contrast

#00d9e0 as textRatioAAAA largeAAAFix
Aaon white
1.75:1failfailfail
  • AA: use #008085 as the text (4.74:1)
  • AAA: use #006366 as the text (7.06:1)
  • AA: or shift the background to #4f4f4f (4.68:1)
  • AAA: or shift the background to #333333 (7.22:1)
Aaon black
12:1passpasspassPasses 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 #00d9e0 as the background.

Brands using this color

Fonts for this mood

#00d9e0 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #00d9e0
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 #00d9e0 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/00d9e0-a2babe-d45990-1f272d-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