Lagoon Ink Soft (#18302C) belongs to the teal family — hue 170°, 34% saturation, 14% lightness. Copy the hex, RGB, or HSL value above, or paste the CSS custom property below into your stylesheet to reference this color directly.
:root { --colorarchive-lagoon-ink-soft: #18302C; --colorarchive-lagoon-ink-soft-hsl: hsl(170, 34%, 14%); --colorarchive-lagoon-ink-soft-rgb: rgb(24, 48, 44); }
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Corporate Software · Consulting · Marine
White for sharp contrast, light coral for warmth, silver for tech
Use as a dark theme primary or sidebar background. Deep teal is less harsh than pure black while maintaining professionalism.
Deep teal evokes deep ocean waters — stability, depth, and hidden knowledge. Common in corporate and maritime contexts.
The hue of patina, lagoons, and modern surgery.
Teal — the blue-green range — is named after the Eurasian teal duck, whose wing patches sit at exactly this hue. Egyptian blue and Egyptian green, both made from copper-calcium silicate around 2,500 BCE, sit in this region. The patina of weathered copper (the Statue of Liberty's color) is teal because copper carbonate forms there; Bacon's verdigris is the same chemistry. Phthalo turquoise and cobalt teal are 20th-century pigments.
In Persian and Central Asian Islamic architecture, teal-turquoise tile work is iconic — the domes of Samarkand and Isfahan are unmistakable. In ancient Egypt, faience (a kind of glazed ceramic in this color) was associated with the Nile, fertility, and rebirth. In the American Southwest, teal-turquoise is so deeply associated with Navajo and Pueblo silverwork that the color reads 'desert' there.
Hospital scrubs are teal because it's the perceptual complement of red blood — staring at red and then looking away produces a green-teal afterimage, and matching the scrubs to that afterimage reduces eye fatigue. Tiffany's blue is a calibrated teal, trademarked as PMS 1837 (their founding year). Most Pixar films grade their shadows toward teal because warm skin against cool shadow is the most legible cinematographic combination. The Apple Watch SE, the Surface Pro, and the new Macs all use teal as a 'calming-but-modern' accent.
Teal sits at one of the visually quietest points of the spectrum — it neither advances (like red) nor recedes (like blue). It reads as competent, calm, and slightly clinical; it's the dominant accent color in healthcare and trust-led fintech for that reason. At low saturation it becomes a duck-egg or seafoam, soft and Scandinavian. At high saturation it becomes electric or tropical. Teal pairs particularly well with warm earth tones (terracotta, clay, beige).
A deep, weighted version of the hue — formal, considered, and pairs especially well with off-white and warm metallic accents.
Lightness band: At this depth the hue starts behaving like a neutral — it can substitute for black in many contexts while still carrying a faint chromatic temperature. It pairs especially well with off-whites and warm metallics.
Saturation band: The clear, mid-saturation register is the most common identity sweet spot — saturated enough to register as a 'real' color, restrained enough not to fight typography or photography placed over it.
Within the public brand-guidelines reference catalog, these are the closest matches to #18302C.
From the cultural-palette catalog, these regions feature a color close to #18302C.
Instead of stopping at one swatch, use nearby, opposite, and tonal neighbors to branch into a broader palette.
Base: Lagoon Ink Soft #18302C Lighter companion: Lagoon Nocturne Soft #22443F Complementary counterpoint: Merlot Ink Soft #30181C Analogous lead: Cerulean Ink Soft #182C30 Analogous echo: Celadon Ink Soft #183022 Triadic +120°: Magenta Ink Soft #2C1830 Triadic +240°: Amber Ink Soft #302C18 Split-comp +150°: Rose Ink Soft #301828 Split-comp +210°: Ember Ink Soft #302018
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