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True Mute Lagoon

#0daccf
Notes

True Mute Lagoon (#0DACCF) 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°, 88%, 43%) 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
#0daccf
RGB
rgb(13, 172, 207)
HSL
hsl(191, 88%, 43%)
HWB
hwb(191 5% 19%)
OKLCH
oklch(68.9% 0.123 219.6)
P3
color(display-p3 0.3066 0.6644 0.7966)
HSV
hsv(191, 94%, 81%)
LAB
lab(65.04% -23.99 -28.01)
LCH
lch(65.04% 36.88 229.43)
CMYK
cmyk(94%, 17%, 0%, 19%)

Etymology

True
adjective

Old English trēowe, faithful — used as a color modifier since the seventeenth century for hues that read as the canonical version of their family. True red, true blue: the saturation is full, the hue is neither shifted nor adulterated. Sits at the center of the bold and crisp buckets, marking the unequivocal middle of any chromatic family.

Mute
modifier

Latin mutus, silent-or-dumb. As a color modifier, mute implies a hushed-and-tongue-stilled-and-quieted quality, the visual register of silent-film-and-monastic-mute tongue-stilled-and-cloister-quieted silent-film-and-monastic-and-cloister tongue-stilled-and-still-and-quiet surfaces under silent-film-and-monastic vigil-and-cloister hush-and-quiet vow-of-silence light. Sits at the modifier-and-mood end of the grid, parallel to hush and still 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.

#0daccf
Original
#96a7d1
Protanopia
#8097cf
Deuteranopia
#00b7b7
Tritanopia
#8d8d8d
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
2.69:1
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
7.82:1

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
##0DACCF
Display P3
Display P3
color(display-p3 0.3066 0.6644 0.7966)
P3 has subtle headroomOKLCH chroma 0.123

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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