Color

#279daa

#279daa
hex#279daa
rgbrgb(39, 157, 170)
hslhsl(186, 63%, 41%)
oklchoklch(0.64 0.1 206.2)
Closest name: Baltic (#279d9f)Relative luminance 0.2745

Tints & shades

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

Harmonies

Complementary

Open in tool →

#aa3427

#27aa76 · #275baa

#aa279d · #9daa27

Split-complementary

Open in tool →

#aa275b · #aa7627

#7627aa · #aa3427 · #5baa27

Contrast

#279daa as textRatioAAAA largeAAAFix
Aaon white
3.24:1failpassfail
  • AA: use #20828d as the text (4.53:1)
  • AAA: use #186068 as the text (7.21:1)
  • AA: or shift the background to #262626 (4.68:1)
Aaon black
6.49:1passpassfail
  • AAA: use #29a5b3 as the text (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #279daa 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

#279daa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #279daa
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 #279daa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/279daa-a2b8be-df4e86-1f262d-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