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Indomitable Hortensia

#a55fb2
Notes

Indomitable Hortensia (#A55FB2) is a true violet 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 (291°, 35%, 54%) 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 green. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#a55fb2
RGB
rgb(165, 95, 178)
HSL
hsl(291, 35%, 54%)
HWB
hwb(291 37% 30%)
OKLCH
oklch(59.6% 0.143 321.2)
P3
color(display-p3 0.6095 0.3858 0.6800)
HSV
hsv(291, 47%, 70%)
LAB
lab(51.15% 41.83 -32.53)
LCH
lch(51.15% 52.99 322.13)
CMYK
cmyk(7%, 47%, 0%, 30%)

Etymology

Indomitable
adjective

Latin indomitābilis, unconquerable — derived from domāre (to tame). As a color modifier, indomitable implies a saturated-and-unconquerable-and-fierce quality where the hue resists any attempt to subdue or modulate its presence. Sits at the bold-and-resilient end of the grid, parallel to unyielding and adamant.

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.

#a55fb2
Original
#5375b5
Protanopia
#677db0
Deuteranopia
#a76a80
Tritanopia
#747474
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).
AA Largeon White
4.30:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAon Black
4.88:1

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
##A55FB2
Display P3
Display P3
color(display-p3 0.6095 0.3858 0.6800)
P3 has subtle headroomOKLCH chroma 0.143

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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