Color

#271e38

#271e38
hex#271e38
rgbrgb(39, 30, 56)
hslhsl(261, 30%, 17%)
oklchoklch(0.259 0.049 298.9)
Closest name: Black Velvet (#222233)Relative luminance 0.0165

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2f381e

#1e2238 · #341e38

#38271e · #1e3827

Split-complementary

Open in tool →

#38341e · #22381e

#381e22 · #2f381e · #1e3834

Contrast

#271e38 as textRatioAAAA largeAAAFix
Aaon white
15.8:1passpasspassPasses AAA — no fix needed.
Aaon black
1.33:1failfailfail
  • AA: use #826aaf as the text (4.63:1)
  • AAA: use #a08ec2 as the text (7.14:1)
  • AA: or shift the background to #8a8a8a (4.58:1)
  • AAA: or shift the background to #adadad (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #271e38 as the background.

Brands using this color

Fonts for this mood

#271e38 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #271e38
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 #271e38 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/271e38-af9cc4-dfcb4e-2a1f2d-e9eaf1?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