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Shaded Pallium

#552d84
Notes

Shaded Pallium (#552D84) is a true indigo 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 (268°, 49%, 35%) places it in the balanced 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
#552d84
RGB
rgb(85, 45, 132)
HSL
hsl(268, 49%, 35%)
HWB
hwb(268 18% 48%)
OKLCH
oklch(39.6% 0.140 301.4)
P3
color(display-p3 0.3121 0.1842 0.4995)
HSV
hsv(268, 66%, 52%)
LAB
lab(28.04% 36.76 -42.16)
LCH
lch(28.04% 55.93 311.09)
CMYK
cmyk(36%, 66%, 0%, 48%)

Etymology

Shaded
adjective

Old English sceadwian, to cover with shadow — past-participle of shade. As a color modifier, shaded implies a hue darkened by overhead-foliage-or-architectural-element occlusion in pre-modern garden-and-courtyard tradition. Sits at the deep-and-obscured end of the grid, parallel to shadowy but more architectural in connotation.

Pallium
noun

Roman cloak — and the medieval pallium of the Pope, a deep-violet wool stole worn as a Petrine symbol of papal authority. Pallium color refers to a 12th-century Lateran-period papal pallium: a saturated, slightly cool deep violet with the matte finish of multi-bath Tyrian shellfish-dye on hand-spun ecclesiastical wool. The Latin word pallium also gave English pall and palliative.

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.

#552d84
Original
#004287
Protanopia
#0b4282
Deuteranopia
#4b4054
Tritanopia
#3c3c3c
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
10.02:1
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
2.09:1

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
##552D84
Display P3
Display P3
color(display-p3 0.3121 0.1842 0.4995)
P3 has subtle headroomOKLCH chroma 0.140

Moderately saturated colors gain a small bump in P3 — the difference is usually visible side-by-side on wide-gamut hardware but won't change the character of the color.

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