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Salubrious Omen Lagoon

#2ac0dd
Notes

Salubrious Omen Lagoon (#2AC0DD) 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 (190°, 72%, 52%) places it in the balanced band at a mid lightness. It works across type, buttons, and borders, saturated enough to feel deliberate but balanced enough to not fight the rest of the palette. 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
#2ac0dd
RGB
rgb(42, 192, 221)
HSL
hsl(190, 72%, 52%)
HWB
hwb(190 16% 13%)
OKLCH
oklch(74.6% 0.124 214.7)
P3
color(display-p3 0.3697 0.7422 0.8526)
HSV
hsv(190, 81%, 87%)
LAB
lab(71.83% -27.69 -25.23)
LCH
lch(71.83% 37.46 222.33)
CMYK
cmyk(81%, 13%, 0%, 13%)

Etymology

Salubrious
adjective

Latin salūbris, healthful — adjectival suffix -ous. As a color modifier, salubrious implies a clear-and-healthful-and-fresh quality, the crisp color of Alpine-and-Sea-air health-resort and Mediterranean-coast spa-and-thalassotherapy outdoor environment. Sits at the crisp-and-wholesome end of the grid, parallel to healthful and bracing in usage.

Omen
modifier

Latin omen, prophetic-sign-or-portent. As a color modifier, omen implies a prophetic-sign-and-augur-and-portent quality, the visual register of Roman-augur-omen-and-Etruscan-haruspex hand-prophetic-sign-and-augur-and-portent Roman-augur-omen-and-Etruscan-haruspex-and-bird-flight omen-and-prophetic-sign-and-augur surfaces under Roman-augur-omen-and-Etruscan-haruspex-and-bird-flight Capitoline-Hill-and-Etruscan-templum prophetic-sign-light. Sits at the modifier-and-myth end of the grid, parallel to sigil and rune 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.

#2ac0dd
Original
#acbadf
Protanopia
#94a9dd
Deuteranopia
#00cbc9
Tritanopia
#a2a2a2
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
2.17:1
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
9.68:1

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
##2AC0DD
Display P3
Display P3
color(display-p3 0.3697 0.7422 0.8526)
P3 has subtle headroomOKLCH chroma 0.124

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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