Color

#021d27

#021d27
hex#021d27
rgbrgb(2, 29, 39)
hslhsl(196, 90%, 8%)
oklchoklch(0.216 0.038 225.8)
Closest name: Black Stallion (#0e191c)Relative luminance 0.0104

Tints & shades

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

Harmonies

Complementary

Open in tool →

#270c02

#02271e · #020b27

#27021d · #1d2702

Split-complementary

Open in tool →

#27020b · #271e02

#1e0227 · #270c02 · #0b2702

Contrast

#021d27 as textRatioAAAA largeAAAFix
Aaon white
17.39:1passpasspassPasses AAA — no fix needed.
Aaon black
1.21:1failfailfail
  • AA: use #097faa as the text (4.63:1)
  • AAA: use #0ba3da as the text (7.27:1)
  • AA: or shift the background to #828282 (4.53:1)
  • AAA: or shift the background to #a6a6a6 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #021d27 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

#021d27 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #021d27
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 #021d27 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/021d27-9cb5c4-df4e6e-1f232d-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