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Dominant Tibouchina

#9d27bd
Notes

Dominant Tibouchina (#9D27BD) is a true violet with a vibrant character. It holds its own as a focal accent, carrying visual weight without tipping into neon territory. Its HSL profile (287°, 66%, 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
#9d27bd
RGB
rgb(157, 39, 189)
HSL
hsl(287, 66%, 45%)
HWB
hwb(287 15% 26%)
OKLCH
oklch(52.7% 0.226 317.7)
P3
color(display-p3 0.5666 0.1925 0.7156)
HSV
hsv(287, 79%, 74%)
LAB
lab(41.68% 66.59 -54.08)
LCH
lch(41.68% 85.78 320.92)
CMYK
cmyk(17%, 79%, 0%, 26%)

Etymology

Dominant
adjective

Latin dominārī, to rule — present-participle of dominate. As a color modifier, dominant implies a saturated-and-leading quality where the hue claims visual precedence over neighboring colors in the surrounding palette. Sits at the bold-and-imperative end of the grid, parallel to commanding and authoritative.

Tibouchina
noun

South American princess flower (Tibouchina urvilleana) — a Brazilian cerrado native shrub cultivated worldwide for its silver-veined leaves and deep-violet five-petaled flowers. Tibouchina color refers to a fully bloomed Tibouchina urvilleana corolla: a saturated, slightly cool deep violet with the velvet finish of fresh broad-petaled corolla. The genus name is from the Tupi-Guarani native word for the plant.

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.

#9d27bd
Original
#005bc1
Protanopia
#2c66ba
Deuteranopia
#9c4a73
Tritanopia
#4b4b4b
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
6.07:1
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
3.46:1

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
##9D27BD
Display P3
Display P3
color(display-p3 0.5666 0.1925 0.7156)
P3 has visible headroomOKLCH chroma 0.226

This color is chromatic enough that authoring it as P3 native (instead of clamping to sRGB) gives a perceptibly more saturated render on wide-gamut displays — modern Macs, iPhones, iPads, and most recent OLED laptops.

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