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Heavy Mope Royal

#55127e
Notes

Heavy Mope Royal (#55127E) is a deep indigo 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 (277°, 75%, 28%) places it in the balanced 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 lime. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#55127e
RGB
rgb(85, 18, 126)
HSL
hsl(277, 75%, 28%)
HWB
hwb(277 7% 51%)
OKLCH
oklch(36.0% 0.166 307.7)
P3
color(display-p3 0.3051 0.0923 0.4754)
HSV
hsv(277, 86%, 49%)
LAB
lab(23.24% 47.48 -46.18)
LCH
lch(23.24% 66.23 315.79)
CMYK
cmyk(33%, 86%, 0%, 51%)

Etymology

Heavy
adjective

Old English hefig, weighty — cognate with heave. Used as a color modifier since at least the seventeenth century to indicate weight in saturation as much as value: heavy with pigment, heavy-bodied. In the engine's adjective grid, heavy sits alongside deep and plush in the dark-and-saturated quadrant. Closer to a fabric description than a pure value word.

Mope
modifier

Origin obscure, attested c. 1568, to-be-listless-and-dejected. As a color modifier, mope implies a listless-and-dejected-and-slumped quality, the visual register of Victorian-melancholy-and-rainy-Sunday-mope hand-listless-and-dejected-and-slumped Victorian-melancholy-and-rainy-Sunday-and-bored-afternoon moped-and-listless-and-dejected-and-slumped surfaces under Victorian-melancholy-and-rainy-Sunday-and-bored-afternoon dripping-eaves-and-grey-window slumped-window-seat-light. Sits at the modifier-and-mood end of the grid, parallel to brood and sigh in usage.

Royal
noun

The blue of European royal court dress and regalia from the late seventeenth century forward — the color of British peers' robes, French royal sashes, the lining of the crown-jewel cases. The color refers to a saturated, slightly violet-shifted blue with the matte finish of velvet or melton wool dyed to maximum intensity: deeper than cornflower, warmer than ultramarine, with the heraldic weight of a color reserved for monarchs and the official Crown.

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.

#55127e
Original
#003581
Protanopia
#00387c
Deuteranopia
#4e304a
Tritanopia
#282828
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
11.84:1
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
1.77:1

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
##55127E
Display P3
Display P3
color(display-p3 0.3051 0.0923 0.4754)
P3 has subtle headroomOKLCH chroma 0.166

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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