Color

#155f7e

#155f7e
hex#155f7e
rgbrgb(21, 95, 126)
hslhsl(198, 71%, 29%)
oklchoklch(0.457 0.085 231.6)
Closest name: Blue Velvet (#0d6183)Relative luminance 0.0985

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7e3515

#157e69 · #152a7e

#7e155f · #5f7e15

Split-complementary

Open in tool →

#7e152a · #7e6915

#69157e · #7e3515 · #2a7e15

Contrast

#155f7e as textRatioAAAA largeAAAFix
Aaon white
7.07:1passpasspassPasses AAA — no fix needed.
Aaon black
2.97:1failfailfail
  • AA: use #1d80aa as the text (4.72:1)
  • AAA: use #24a0d6 as the text (7.07:1)
  • AA: or shift the background to #cfcfcf (4.54:1)
  • AAA: or shift the background to #ffffff (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 #155f7e 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

#155f7e reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #155f7e
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 #155f7e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/155f7e-9cb3c4-df4e69-1f232d-e9f1f0?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