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Authoritative Horn Fuchsia

#ad2781
Notes

Authoritative Horn Fuchsia (#AD2781) is a true magenta 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 (320°, 63%, 42%) 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
#ad2781
RGB
rgb(173, 39, 129)
HSL
hsl(320, 63%, 42%)
HWB
hwb(320 15% 32%)
OKLCH
oklch(51.7% 0.190 344.8)
HSV
hsv(320, 77%, 68%)
LAB
lab(41.09% 60.54 -18.77)
LCH
lch(41.09% 63.39 342.78)
CMYK
cmyk(0%, 77%, 25%, 32%)

Etymology

Authoritative
adjective

Latin auctōritāt-, authority — adjectival suffix -ive. As a color modifier, authoritative implies a saturated-and-formal-imperative quality where the hue carries decisional weight and institutional credibility. Sits at the bold-and-authoritative end of the grid, parallel to commanding and magisterial in usage.

Horn
modifier

Old English horn, horn. As a color modifier, horn implies a translucent-keratin quality, the visual register of cattle-horn-and-deer-antler hand-shaped-and-polished translucent-keratin button-and-comb-and-knife-handle horn-and-antler surfaces under translucent-horn-and-antler hand-polished light. Sits at the modifier-and-texture end of the grid, parallel to bone and pith in usage.

Fuchsia
noun

The genus Fuchsia — South American shrubs named in 1703 for the German botanist Leonhart Fuchs. The color refers to the calyx and tube of a vibrant Fuchsia magellanica hybrid: a saturated, slightly cool deep pink-magenta with the satiny finish of a tubular hummingbird-pollinated flower. Brighter than rose, warmer than orchid, with the bedding-and-basket weight of a plant genus whose flowers gave English the most attention-demanding pink in the spectrum.

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

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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.

#ad2781
Original
#385383
Protanopia
#62697e
Deuteranopia
#b92551
Tritanopia
#4a4a4a
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).
AAon White
6.21:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AA Largeon Black
3.38:1

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