Color

#005366

#005366
hex#005366
rgbrgb(0, 83, 102)
hslhsl(191, 100%, 20%)
oklchoklch(0.409 0.075 220.1)
Closest name: Raging Thunderstorm (#004f63)Relative luminance 0.0715

Tints & shades

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

Harmonies

Complementary

Open in tool →

#661300

#006646 · #002066

#660053 · #536600

Split-complementary

Open in tool →

#660020 · #664600

#460066 · #661300 · #206600

Contrast

#005366 as textRatioAAAA largeAAAFix
Aaon white
8.64:1passpasspassPasses AAA — no fix needed.
Aaon black
2.43:1failfailfail
  • AA: use #00819e as the text (4.63:1)
  • AAA: use #00a7cc as the text (7.4:1)
  • AA: or shift the background to #bdbdbd (4.6:1)
  • AAA: or shift the background to #e8e8e8 (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #005366 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

#005366 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #005366
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 #005366 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/005366-a2b6be-df4e7a-1f252d-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