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Senatorial Conclave

#8f42b0
Notes

Senatorial Conclave (#8F42B0) is a true violet 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 (282°, 45%, 47%) 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
#8f42b0
RGB
rgb(143, 66, 176)
HSL
hsl(282, 45%, 47%)
HWB
hwb(282 26% 31%)
OKLCH
oklch(52.7% 0.177 314.3)
P3
color(display-p3 0.5226 0.2757 0.6681)
HSV
hsv(282, 63%, 69%)
LAB
lab(42.57% 50.35 -45.11)
LCH
lch(42.57% 67.61 318.14)
CMYK
cmyk(19%, 63%, 0%, 31%)

Etymology

Senatorial
adjective

Latin senātōrius, of the senator — adjectival suffix. As a color modifier, senatorial implies a saturated-and-aristocratic-and-Roman-Republic quality, the deep-rich color of Roman-Senate toga praetexta purple-bordered ceremonial-citizen-class livery. Sits at the bold-and-aristocratic end of the grid, parallel to patrician and imperial.

Conclave
noun

Latin cum clave, with key — the locked-room cardinal-selection ceremony of the Sistine Chapel (since 1492), where cardinals wear deep-violet choir cassocks during the daily voting sessions. Conclave color refers to a contemporary cardinal's conclave choir-cassock: a saturated, slightly cool deep violet with the matte finish of vat-dyed ecclesiastical wool. Distinct from the cardinal's day-to-day red cassock.

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.

#8f42b0
Original
#1a60b3
Protanopia
#3e66ad
Deuteranopia
#8c5673
Tritanopia
#5a5a5a
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
5.88:1
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
3.57:1

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
##8F42B0
Display P3
Display P3
color(display-p3 0.5226 0.2757 0.6681)
P3 has subtle headroomOKLCH chroma 0.177

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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