colors
Back to gallery

Dampened Turquoise

#647c84
Notes

Dampened Turquoise (#647C84) 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 (195°, 14%, 45%) 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 orange. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#647c84
RGB
rgb(100, 124, 132)
HSL
hsl(195, 14%, 45%)
HWB
hwb(195 39% 48%)
OKLCH
oklch(57.0% 0.030 220.1)
P3
color(display-p3 0.4108 0.4835 0.5136)
HSV
hsv(195, 24%, 52%)
LAB
lab(50.44% -6.75 -7.22)
LCH
lch(50.44% 9.88 226.94)
CMYK
cmyk(24%, 6%, 0%, 48%)

Etymology

Dampened
adjective

Old English dampian, to dampen — past-participle of dampen. As a color modifier, dampened implies a hushed-and-tone-reduced-and-quieted quality where the hue carries the visual register of moisture-or-fabric tone-reduced-and-quieted color treatment. Sits at the hushed-and-soft end of the grid, parallel to muffled and softened in usage.

Turquoise
noun

The hydrated copper-aluminum phosphate mined in Persia and the American Southwest for thousands of years — the firuze of Iran, the chalchihuitl of Mesoamerica, the heart of Pueblo and Navajo silverwork. The color refers to a fine Sleeping Beauty turquoise from Arizona: a saturated, slightly green-shifted blue with the slight matrix of host-rock veining. Brighter than persian, lighter than cerulean.

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.

#647c84
Original
#777a84
Protanopia
#727684
Deuteranopia
#5a7f7e
Tritanopia
#777777
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
4.41:1
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
4.76:1

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
##647C84
Display P3
Display P3
color(display-p3 0.4108 0.4835 0.5136)
Inside sRGBOKLCH chroma 0.030

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.

Related Colors

Canvas