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Buttressed Frangipani

#a63d96
Notes

Buttressed Frangipani (#A63D96) 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 (309°, 46%, 45%) 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
#a63d96
RGB
rgb(166, 61, 150)
HSL
hsl(309, 46%, 45%)
HWB
hwb(309 24% 35%)
OKLCH
oklch(53.7% 0.173 334.2)
P3
color(display-p3 0.6029 0.2666 0.5727)
HSV
hsv(309, 63%, 65%)
LAB
lab(43.72% 53.69 -27.57)
LCH
lch(43.72% 60.36 332.82)
CMYK
cmyk(0%, 63%, 10%, 35%)

Etymology

Buttressed
adjective

Old French bouterez, thrusting-mass — past-participle of buttress, derived from bouter (to thrust). As a color modifier, buttressed implies a saturated-and-architecturally-supported quality, the deep-rich color of Gothic-Cathedral flying-buttress-and-rib-vault stone-architecture. Sits at the bold-and-fortified end of the grid, parallel to fortified and reinforced.

Frangipani
noun

Caribbean and Polynesian Plumeria rubra — a tropical Apocynaceae tree cultivated worldwide for its highly fragrant five-petaled flowers in deep-magenta cultivars. The flowers are used in Hawaiian lei and Hindu garlands. Frangipani color refers to a freshly opened Plumeria rubra deep-magenta flower: a saturated, slightly cool deep magenta with the velvet finish of overlapping fleshy five-petaled corolla. Named for the Italian noble family that invented the perfume.

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.

#a63d96
Original
#3c5d99
Protanopia
#5e6d93
Deuteranopia
#ae4464
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
5.63:1
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
3.73:1

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
##A63D96
Display P3
Display P3
color(display-p3 0.6029 0.2666 0.5727)
P3 has subtle headroomOKLCH chroma 0.173

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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