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Hushed Tenebrae

#170021
Notes

Hushed Tenebrae (#170021) is a deep violet with a jewel character. It carries the deep, saturated richness of a gemstone. Authoritative and slightly formal, it works well for type and heavy UI elements. Its HSL profile (282°, 100%, 6%) places it in the highly saturated band at a dark lightness. Best used in small doses, like logos, CTAs, focus rings, or highlight text, where its saturation becomes a feature rather than noise. For a confident two-color system, pair it with its complementary green. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#170021
RGB
rgb(23, 0, 33)
HSL
hsl(282, 100%, 6%)
HWB
hwb(282 0% 87%)
OKLCH
oklch(15.3% 0.076 314.8)
P3
color(display-p3 0.0788 0.0037 0.1231)
HSV
hsv(282, 100%, 13%)
LAB
lab(2.64% 14.35 -15.40)
LCH
lch(2.64% 21.05 312.98)
CMYK
cmyk(30%, 100%, 0%, 87%)

Etymology

Hushed
adjective

The past participle of hush, to silence — used as a color modifier since the late nineteenth century for hues that read as if turned down. Hushed pink, hushed lavender: low saturation combined with optical quietness. Sits at the hushed-bucket center alongside muted.

Tenebrae
noun

Latin tenebrae, darkness — the Tenebrae service of Holy Week, where the Lamentations of Jeremiah are sung as candles are progressively extinguished, ending in total darkness. Tenebrae color refers to a Sistine Chapel-period Tenebrae service interior at the final candle-extinction: a saturated, slightly cool deep black with the matte finish of cinder-and-bone-black candle-soot on hand-finished Italian Renaissance plaster.

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.

#170021
Original
#000822
Protanopia
#000a20
Deuteranopia
#16050f
Tritanopia
#070707
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
19.84:1
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
1.06:1

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
##170021
Display P3
Display P3
color(display-p3 0.0788 0.0037 0.1231)
Inside sRGBOKLCH chroma 0.076

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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