Color

#21695e

#21695e
hex#21695e
rgbrgb(33, 105, 94)
hslhsl(171, 52%, 27%)
oklchoklch(0.473 0.072 181)
Closest name: Aqua Obscura (#05696b)Relative luminance 0.1123

Colors that go with #21695e

Charcoal, Medium Violet Red and Cadet Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Real palettes that use #21695e

Tints & shades

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

Harmonies

Complementary

Open in tool →

#69212c

#21693a · #215069

#5e2169 · #695e21

Split-complementary

Open in tool →

#692150 · #693a21

#3a2169 · #69212c · #506921

Contrast

#21695e as textRatioAAAA largeAAAFix
Aaon white
6.47:1passpassfail
  • AAA: use #1f6157 as the text (7.23:1)
Aaon black
3.25:1failpassfail
  • AA: use #2a8476 as the text (4.66:1)
  • AAA: use #35a796 as the text (7.12:1)
  • AA: or shift the background to #d9d9d9 (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #21695e 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

#21695e reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #21695e
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #21695e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/21695e-a2bebd-d459a7-1f292d-e9f1ec?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