colors
Back to gallery

Light Knossos

#aca3c3
Notes

Light Knossos (#ACA3C3) is a true indigo with a cool character. It leans cool, sitting on the blue, green, and violet side of the wheel. Quiet and dependable, a fit for product UI and data visualization. Its HSL profile (257°, 21%, 70%) 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 lime. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#aca3c3
RGB
rgb(172, 163, 195)
HSL
hsl(257, 21%, 70%)
HWB
hwb(257 64% 24%)
OKLCH
oklch(73.4% 0.047 298.1)
P3
color(display-p3 0.6684 0.6404 0.7551)
HSV
hsv(257, 16%, 76%)
LAB
lab(68.68% 9.56 -15.21)
LCH
lch(68.68% 17.96 302.14)
CMYK
cmyk(12%, 16%, 0%, 24%)

Etymology

Light
adjective

Old English līht, not heavy — and an entirely separate Old English lēoht, brightness, that fused into the modern English word with both meanings overlapping. Used as a color modifier since the medieval period for hues with high lightness on the value axis, regardless of saturation. Light blue, light pink: high lightness with moderate-to-low saturation. Sits at the pale-bucket center alongside pale and soft.

Knossos
noun

Minoan Cretan palace-complex (occupied c. 1900–1370 BCE) — the legendary court of King Minos and a major Bronze-Age Tyrian purple production center supplying the Aegean trade network. Knossos color refers to a Knossos-period Minoan purpura-dyed fresco border: a saturated, slightly cool deep violet with the matte finish of multi-bath Hexaplex trunculus shellfish dye on lime-plaster wall painting.

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.

#aca3c3
Original
#9da8c4
Protanopia
#9ea7c2
Deuteranopia
#a8a8ae
Tritanopia
#a7a7a7
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).
Failon White
2.39:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAAon Black
8.78:1

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
##ACA3C3
Display P3
Display P3
color(display-p3 0.6684 0.6404 0.7551)
Inside sRGBOKLCH chroma 0.047

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