Color

#308997

#308997
hex#308997
rgbrgb(48, 137, 151)
hslhsl(188, 52%, 39%)
oklchoklch(0.584 0.085 209.8)
Closest name: darkcyan (#008b8b)Relative luminance 0.2075

Tints & shades

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

Harmonies

Complementary

Open in tool →

#973e30

#309771 · #305697

#973089 · #899730

Split-complementary

Open in tool →

#973056 · #977130

#713097 · #973e30 · #569730

Contrast

#308997 as textRatioAAAA largeAAAFix
Aaon white
4.08:1failpassfail
  • AA: use #2c7f8c as the text (4.64:1)
  • AAA: use #215f69 as the text (7.23:1)
  • AA: or shift the background to #141414 (4.52:1)
Aaon black
5.15:1passpassfail
  • AAA: use #3aa6b6 as the text (7.31:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #308997 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

#308997 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #308997
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 #308997 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/308997-a2b7be-df4e81-1f252d-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