Color

#0a202f

#0a202f
hex#0a202f
rgbrgb(10, 32, 47)
hslhsl(204, 65%, 11%)
oklchoklch(0.234 0.04 241.2)
Closest name: Midnight Dreams (#002233)Relative luminance 0.013

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2e180a

#0a2e2b · #0a0d2e

#2e0a20 · #202e0a

Split-complementary

Open in tool →

#2e0a0d · #2e2b0a

#2b0a2e · #2e180a · #0d2e0a

Contrast

#0a202f as textRatioAAAA largeAAAFix
Aaon white
16.66:1passpasspassPasses AAA — no fix needed.
Aaon black
1.26:1failfailfail
  • AA: use #267cb5 as the text (4.63:1)
  • AAA: use #469dd8 as the text (7.07:1)
  • AA: or shift the background to #858585 (4.51:1)
  • AAA: or shift the background to #a8a8a8 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0a202f as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#0a202f reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0a202f
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 #0a202f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0a202f-9cafc4-df4e5a-1f222d-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