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Pillowed Loch

#668d90
Notes

Pillowed Loch (#668D90) is a true cyan with an earthy character. It leans grounded and natural, the kind of color that plays well with wood, clay, linen, and warm neutrals. Its HSL profile (184°, 17%, 48%) places it in the muted 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
#668d90
RGB
rgb(102, 141, 144)
HSL
hsl(184, 17%, 48%)
HWB
hwb(184 40% 44%)
OKLCH
oklch(61.6% 0.043 202.1)
P3
color(display-p3 0.4322 0.5487 0.5615)
HSV
hsv(184, 29%, 56%)
LAB
lab(55.97% -12.66 -5.95)
LCH
lch(55.97% 13.99 205.19)
CMYK
cmyk(29%, 2%, 0%, 44%)

Etymology

Pillowed
adjective

Old English pyle, pillow — past-participle of pillow. As a color modifier, pillowed implies a hushed-and-cushioned-and-soft quality where the hue carries the visual register of Anglo-Saxon and Norman down-stuffed-and-pillowed bedding-textile soft-finish. Sits at the hushed-and-soft end of the grid, parallel to cushioned and padded in usage.

Loch
noun

The Scottish word for lake (from Gaelic loch) — particularly the saturated deep blue of Loch Ness, Loch Lomond, and the highland lochs of the western Highlands. Loch color refers to Loch Lomond at midday: a saturated, slightly cool deep blue with the optical depth of cold-water highland lake.

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.

#668d90
Original
#878a90
Protanopia
#808490
Deuteranopia
#58908e
Tritanopia
#858585
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).
AA Largeon White
3.63:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAon Black
5.78:1

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
##668D90
Display P3
Display P3
color(display-p3 0.4322 0.5487 0.5615)
Inside sRGBOKLCH chroma 0.043

This color sits well within the sRGB cube. P3 and sRGB share the gray axis and most desaturated tones, so a P3 display renders this identically to an sRGB display.

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