Color

#005a66

#005a66
hex#005a66
rgbrgb(0, 90, 102)
hslhsl(187, 100%, 20%)
oklchoklch(0.429 0.074 210.4)
Closest name: Abyssal Waters (#005765)Relative luminance 0.0827

Tints & shades

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

Harmonies

Complementary

Open in tool →

#660c00

#00663f · #002766

#66005a · #5a6600

Split-complementary

Open in tool →

#660027 · #663f00

#3f0066 · #660c00 · #276600

Contrast

#005a66 as textRatioAAAA largeAAAFix
Aaon white
7.91:1passpasspassPasses AAA — no fix needed.
Aaon black
2.65:1failfailfail
  • AA: use #008394 as the text (4.67:1)
  • AAA: use #00a7bd as the text (7.26:1)
  • AA: or shift the background to #c4c4c4 (4.54:1)
  • AAA: or shift the background to #f2f2f2 (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #005a66 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

#005a66 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #005a66
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 #005a66 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/005a66-a2b8be-df4e83-1f262d-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