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Cooled Cove

#375b57
Notes

Cooled Cove (#375B57) is a deep teal 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 (173°, 25%, 29%) places it in the muted band at a dark lightness. It works well as a headline, icon, or deep background in an otherwise light layout, pairing cleanly with cream, bone, and warm neutrals. 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
#375b57
RGB
rgb(55, 91, 87)
HSL
hsl(173, 25%, 29%)
HWB
hwb(173 22% 64%)
OKLCH
oklch(44.3% 0.042 186.9)
P3
color(display-p3 0.2478 0.3532 0.3407)
HSV
hsv(173, 40%, 36%)
LAB
lab(35.95% -13.98 -1.79)
LCH
lch(35.95% 14.09 187.30)
CMYK
cmyk(40%, 0%, 4%, 64%)

Etymology

Cooled
adjective

Old English cōl, cool — past-participle of cool. As a color modifier, cooled implies a hushed-and-tone-shifted-and-cooled quality where the hue carries the visual register of evening-dusk-and-overcast gradually-cooled atmospheric-light color-temperature settled-state. Sits at the hushed-and-soft end of the grid, parallel to cooling and muted in usage.

Cove
noun

A small coastal indentation sheltered from open ocean — particularly the small coves along the Atlantic coast of Britain, Ireland, and the American Northeast. Cove color refers to a sheltered Cornish cove at high tide: a soft, slightly cool deep blue-green with the optical clarity of sheltered Atlantic 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.

#375b57
Original
#575757
Protanopia
#515357
Deuteranopia
#2a5d5a
Tritanopia
#535353
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).
AAAon White
7.51:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
Failon Black
2.80:1

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
##375B57
Display P3
Display P3
color(display-p3 0.2478 0.3532 0.3407)
Inside sRGBOKLCH chroma 0.042

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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