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Cloudy Suzu

#817f8a
Notes

Cloudy Suzu (#817F8A) is a balanced neutral with a mono character. It's a grayscale value, at home in typography, dividers, and the structural layer beneath stronger colors. Its HSL profile (251°, 4%, 52%) places it in the muted band at a mid lightness. It works well as secondary text, borders, and placeholder states. A reliable middle gray that reads cleanly in either light or dark contexts. Pair it with almost any saturated accent. It's built to sit underneath or behind stronger colors without fighting them.

HEX
#817f8a
RGB
rgb(129, 127, 138)
HSL
hsl(251, 4%, 52%)
HWB
hwb(251 50% 46%)
OKLCH
oklch(60.2% 0.017 294.2)
P3
color(display-p3 0.5045 0.4983 0.5376)
HSV
hsv(251, 8%, 54%)
LAB
lab(53.69% 2.99 -5.67)
LCH
lch(53.69% 6.41 297.85)
CMYK
cmyk(7%, 8%, 0%, 46%)

Etymology

Cloudy
adjective

An adjectival form of cloud — used as a color modifier since the medieval period for hues that read as overcast or slightly hazed. Cloudy gray, cloudy white: low saturation combined with optical mattness. Sits at the neutral-bucket alongside misty and fog.

Suzu
noun

Japanese 錫, tin — adopted into Japanese color terminology for the cool metallic-gray of suzu-utsuwa (tin-vessel) tea-ceremony water-jars and suzu-no-iroe tin-glaze ceramics. Suzu color refers to a freshly cast Toyama-suzu tin water-jar exterior in raking light: a balanced cool gray with the metallic finish of pure-tin foundry-residue on hand-cast Japanese tea-ceremony tin-vessel.

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.

#817f8a
Original
#7d808b
Protanopia
#7d808a
Deuteranopia
#7f8182
Tritanopia
#808080
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
3.94:1
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
5.34:1

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
##817F8A
Display P3
Display P3
color(display-p3 0.5045 0.4983 0.5376)
Inside sRGBOKLCH chroma 0.017

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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