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Plaintive Cove

#3f6868
Notes

Plaintive Cove (#3F6868) is a deep 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 (180°, 25%, 33%) 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
#3f6868
RGB
rgb(63, 104, 104)
HSL
hsl(180, 25%, 33%)
HWB
hwb(180 25% 59%)
OKLCH
oklch(48.7% 0.046 195.7)
P3
color(display-p3 0.2838 0.4037 0.4057)
HSV
hsv(180, 39%, 41%)
LAB
lab(41.15% -14.30 -4.54)
LCH
lch(41.15% 15.00 197.61)
CMYK
cmyk(39%, 0%, 0%, 59%)

Etymology

Plaintive
adjective

Latin plangere, to lament — adjectival suffix -ive. As a color modifier, plaintive implies a hushed-and-sad-and-mourning quality where the hue carries the visual register of folk-song-and-lament sad-and-melancholic mood color-treatment. Sits at the hushed-and-melancholy end of the grid, parallel to mournful and wistful 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.

#3f6868
Original
#636468
Protanopia
#5c5f68
Deuteranopia
#2e6a68
Tritanopia
#5f5f5f
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).
AAon White
6.19:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AA Largeon Black
3.39:1

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
##3F6868
Display P3
Display P3
color(display-p3 0.2838 0.4037 0.4057)
Inside sRGBOKLCH chroma 0.046

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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