Darkroom
Open in tool →Sepia, faded ochre and a teal shadow on aged paper — the photograph-in-a-drawer palette, tuned so it still passes AA.
Color
#2f5b60
#2f5b60
hex
#2f5b60rgb
rgb(47, 91, 96)hsl
hsl(186, 34%, 28%)oklch
oklch(0.442 0.049 205.1)Closest name: Arctic Nights (#345c61)Relative luminance 0.0893
Colors that go with #2f5b60
Rust, Cadet Blue and Copper 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.
Rust #b7410e
complementaryshippedRust sits directly opposite #2f5b60 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Cadet Blue #5f9ea0
shippedCadet Blue is paired with #2f5b60 in 4 real palettes, including Paper & Pine and Open House, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Copper #b87333
shippedCopper is paired with #2f5b60 in 4 real palettes, including Desert Road and Dusk, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Denim #1560bd
shippedDenim is paired with #2f5b60 in 8 real palettes, including HP's brand system and Hinge's brand system, as the accent — a combination designers have actually shipped, not a computed rotation.
Goldenrod #daa520
shippedGoldenrod is paired with #2f5b60 in 4 real palettes, including Fireside and Mid-Century, as the accent — a combination designers have actually shipped, not a computed rotation.
Medium Sea Green #3cb371
shippedMedium Sea Green is paired with #2f5b60 in 5 real palettes, including Console Light and Mint Modern, as the accent — a combination designers have actually shipped, not a computed rotation.
Midnight Blue #191970
shippedMidnight Blue is paired with #2f5b60 in 6 real palettes, including Open House and First Snow, as the text colour against it — a combination designers have actually shipped, not a computed rotation.
White Smoke #f5f5f5
neutralWhite Smoke is the surface for #2f5b60: a clean near-white with no warm cast, so the cool hue stays clear instead of drifting muddy.
Real palettes that use #2f5b60
Tints & shades
Harmonies
Contrast
| #2f5b60 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 7.54:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 2.79:1 | fail | fail | fail |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2f5b60 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
#2f5b60 reads as cool, muted, dark. The font library is tagged with the same vocabulary:
mcpConnect your agent — build around #2f5b60
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 #2f5b60 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/2f5b60-a2b8be-df4e86-1f262d-e9f1ee?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