Color

#00596b

#00596b
hex#00596b
rgbrgb(0, 89, 107)
hslhsl(190, 100%, 21%)
oklchoklch(0.428 0.077 217.7)
Closest name: Abyssal Waters (#005765)Relative luminance 0.0821

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6b1200

#006b47 · #00246b

#6b0059 · #596b00

Split-complementary

Open in tool →

#6b0024 · #6b4700

#47006b · #6b1200 · #246b00

Contrast

#00596b as textRatioAAAA largeAAAFix
Aaon white
7.95:1passpasspassPasses AAA — no fix needed.
Aaon black
2.64:1failfailfail
  • AA: use #008099 as the text (4.55:1)
  • AAA: use #00a6c7 as the text (7.28:1)
  • AA: or shift the background to #c4c4c4 (4.56:1)
  • AAA: or shift the background to #f2f2f2 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #00596b 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

#00596b reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #00596b
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 #00596b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/00596b-a2b6be-df4e7c-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