Mid-Century
Open in tool →Tangerine, teal and mustard on cream — the 1960s lounge trio, one of the few retro palettes with real hue contrast.
Color
#3c6d6b
#3c6d6b
hex
#3c6d6brgb
rgb(60, 109, 107)hsl
hsl(178, 29%, 33%)oklch
oklch(0.5 0.053 192.2)Closest name: Deep Pool Teal (#366d68)Relative luminance 0.1296
Colors that go with #3c6d6b
Charcoal, Blue and Champagne 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.
Charcoal #36454f
neutralshippedCharcoal is the text near-black for #3c6d6b: softer than #000 and cool enough to feel like part of the same palette.
Blue #0000ff
shipped4 real palettes, including Warp's brand system and Rolex's brand system put Blue beside #3c6d6b, as the supporting colour.
Champagne #f7e7ce
shipped5 real palettes, including Darkroom and BrandSweets's brand system put Champagne beside #3c6d6b, as the surface under it.
Cobalt Blue #0047ab
shippedDesigners have shipped Cobalt Blue with #3c6d6b: 4 real palettes, including Ink & Paper and Fintech Trust, as the accent.
Copper #b87333
shippedDesigners have shipped Copper with #3c6d6b: 5 real palettes, including Desert Road and Clay & Linen, as the lead colour.
Crimson #dc143c
shippedCrimson is paired with #3c6d6b in 9 real palettes, including Gemstone and Redfin's brand system, as the accent.
Denim #1560bd
shippedDesigners have shipped Denim with #3c6d6b: 11 real palettes, including The New York Times's brand system and Campus, as the supporting colour.
Sienna #a0522d
split-complementshippedSienna is a split-complement of #3c6d6b: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Real palettes that use #3c6d6b
Tints & shades
Harmonies
Contrast
| #3c6d6b as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 5.85:1 | pass | pass | fail |
|
Aaon black | 3.59:1 | fail | pass | fail |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3c6d6b 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
mcpConnect your agent — build around #3c6d6b
live endpointPoint 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.
endpoint
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt
›analyze #3c6d6b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/3c6d6b-a2bcbe-d45999-1f282d-e9f1ed?lock=0&style=vibrantWant the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.
Machine-readable: color.md