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Pressed Aries Lagoon

#18b2d6
Notes

Pressed Aries Lagoon (#18B2D6) is a true cyan with a vibrant character. It holds its own as a focal accent, carrying visual weight without tipping into neon territory. Its HSL profile (191°, 80%, 47%) places it in the highly saturated band at a mid lightness. Best used in small doses, like logos, CTAs, focus rings, or highlight text, where its saturation becomes a feature rather than noise. For a confident two-color system, pair it with its complementary red. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#18b2d6
RGB
rgb(24, 178, 214)
HSL
hsl(191, 80%, 47%)
HWB
hwb(191 9% 16%)
OKLCH
oklch(70.7% 0.125 219.8)
P3
color(display-p3 0.3256 0.6877 0.8236)
HSV
hsv(191, 89%, 84%)
LAB
lab(67.19% -24.20 -28.54)
LCH
lch(67.19% 37.42 229.71)
CMYK
cmyk(89%, 17%, 0%, 16%)

Etymology

Pressed
adjective

Latin pressāre, to press — past-participle of press. As a color modifier, pressed implies a clear-and-smoothed-and-flattened quality, the crisp color of Mid-Century-Modern freshly-pressed-shirt-and-trouser ironed-textile finish. Sits at the crisp-and-finished end of the grid, parallel to ironed and starched in usage.

Aries
modifier

Latin aries, ram-of-the-fleece. As a color modifier, aries implies a ram-and-fire-sign-and-Mars-ruled-cardinal-fire quality, the visual register of Babylonian-ram-and-Greek-Aries hand-ram-and-fire-sign-and-Mars-ruled-cardinal-fire Babylonian-ram-and-Greek-Aries-and-Golden-Fleece aries-and-ram-and-fire-sign surfaces under Babylonian-ram-and-Greek-Aries-and-Golden-Fleece spring-equinox-and-March-and-April fire-sign-light. Sits at the modifier-and-zodiac end of the grid, parallel to taurus and gemini in usage.

Lagoon
noun

A shallow body of saltwater partially or fully enclosed by a barrier — coral atoll lagoons in the Pacific, Venice's Laguna Veneta, the Florida Keys' backcountry. The color refers to the average reflectance of a calm tropical lagoon at midday: a saturated, slightly muted blue-green with the optical clarity of shallow water over white sand. Brighter than reef, cooler than aquamarine, with the postcard weight of a Pacific atoll seen from above.

Closest matches

The nearest named color in three reference sources, ranked by perceptual distance (ΔE76 in CIELAB). ΔE < 1 is imperceptible to most viewers; ΔE > 10 is clearly different. When two sources point to the same hex they’re merged into one tile; click any to open that color’s page.

Variations

Click any swatch to explore

Harmonies

Accessibility

Color-vision simulation

How this color appears to viewers with the four major color-vision-deficiency types. Computed via the Machado (2009) physiologically-based model. If a tile matches the original, the color reads the same to that viewer.

#18b2d6
Original
#9cadd8
Protanopia
#859cd6
Deuteranopia
#00bebe
Tritanopia
#949494
Achromatopsia
WCAG contrast

The color used as foreground text against pure white and pure black, with the contrast ratio and WCAG 2.1 grade. Aim for AA (4.5:1) for body text and AA Large (3:1) for 18 pt+ headlines; AAA (7:1) is the gold standard for long-form reading surfaces.

The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
Failon White
2.51:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAAon Black
8.38:1

Wide gamut

Display P3 representation

The CSS Color 4 wide-gamut form of this color. Both swatches render the same color on every display — the P3 form only diverges from sRGB when a designer pushes channels outside sRGB's reach.

sRGB hex
sRGB hex
##18B2D6
Display P3
Display P3
color(display-p3 0.3256 0.6877 0.8236)
P3 has subtle headroomOKLCH chroma 0.125

Moderately saturated colors gain a small bump in P3 — the difference is usually visible side-by-side on wide-gamut hardware but won't change the character of the color.

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