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Sifted Reservoir

#88adb1
Notes

Sifted Reservoir (#88ADB1) is a true cyan with a cool character. It leans cool, sitting on the blue, green, and violet side of the wheel. Quiet and dependable, a fit for product UI and data visualization. Its HSL profile (186°, 21%, 61%) 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
#88adb1
RGB
rgb(136, 173, 177)
HSL
hsl(186, 21%, 61%)
HWB
hwb(186 53% 31%)
OKLCH
oklch(72.2% 0.041 204.5)
P3
color(display-p3 0.5627 0.6742 0.6906)
HSV
hsv(186, 23%, 69%)
LAB
lab(68.24% -11.56 -6.17)
LCH
lch(68.24% 13.10 208.08)
CMYK
cmyk(23%, 2%, 0%, 31%)

Etymology

Sifted
adjective

Old English siftan, to sift — past-participle of sift. As a color modifier, sifted implies a pale-and-fine-particle-and-uniformly-distributed quality, the pale color of baker's sifted-and-fine-flour finely-distributed-and-uniform-deposit surface-finish. Sits at the pale-and-soft end of the grid, parallel to dusted and sprinkled in usage.

Reservoir
noun

A constructed body of water — particularly the dam-impounded reservoirs of arid-region water supply: Lake Mead, Hetch Hetchy, Lake Powell. Reservoir color refers to mid-depth Lake Mead water: a saturated, slightly cool deep blue with the optical depth of stored desert water.

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.

#88adb1
Original
#a7aab1
Protanopia
#a0a4b1
Deuteranopia
#7bb0ae
Tritanopia
#a5a5a5
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
2.43:1
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
8.66:1

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
##88ADB1
Display P3
Display P3
color(display-p3 0.5627 0.6742 0.6906)
Inside sRGBOKLCH chroma 0.041

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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