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Drowned Hortensia

#551a82
Notes

Drowned Hortensia (#551A82) 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 (274°, 67%, 31%) 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
#551a82
RGB
rgb(85, 26, 130)
HSL
hsl(274, 67%, 31%)
HWB
hwb(274 10% 49%)
OKLCH
oklch(37.0% 0.162 305.3)
P3
color(display-p3 0.3066 0.1178 0.4907)
HSV
hsv(274, 80%, 51%)
LAB
lab(24.58% 45.51 -46.52)
LCH
lch(24.58% 65.07 314.37)
CMYK
cmyk(35%, 80%, 0%, 49%)

Etymology

Drowned
adjective

The past participle of drown — used as a color word principally in literary contexts for the dark blue-green of deep water and the muted browns of waterlogged earth. Drowned implies darkness with the optical complexity of a fluid medium absorbing and scattering light. Sits in the deep-and-cool quadrant, near sunken.

Hortensia
noun

French and Italian for hydrangea (Hydrangea macrophylla) — particularly the deep-violet macrophylla cultivars whose color depends on aluminum availability and soil pH. Hortensia color refers to a fully bloomed Hydrangea macrophylla mophead in acidic Breton soil: a saturated, slightly cool deep violet with the velvet finish of dense aluminum-anthocyanin-bonded sepal-flowers. Named after Hortense de Beauharnais, stepdaughter of Napoleon and Queen of Holland.

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.

#551a82
Original
#003985
Protanopia
#003a80
Deuteranopia
#4d354e
Tritanopia
#2e2e2e
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
11.31:1
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
1.86:1

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
##551A82
Display P3
Display P3
color(display-p3 0.3066 0.1178 0.4907)
P3 has subtle headroomOKLCH chroma 0.162

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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