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Robust Momoiro

#aa2686
Notes

Robust Momoiro (#AA2686) 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 (316°, 63%, 41%) 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
#aa2686
RGB
rgb(170, 38, 134)
HSL
hsl(316, 63%, 41%)
HWB
hwb(316 15% 33%)
OKLCH
oklch(51.4% 0.192 341.6)
P3
color(display-p3 0.6131 0.1967 0.5120)
HSV
hsv(316, 78%, 67%)
LAB
lab(40.66% 60.76 -22.55)
LCH
lch(40.66% 64.81 339.64)
CMYK
cmyk(0%, 78%, 21%, 33%)

Etymology

Robust
adjective

From the Latin robustus, of oak — implying strength combined with substance. As a color modifier, robust describes saturation combined with body: a robust burgundy, a robust olive. Sits in the bold-and-warm corner alongside strong and solid, with the slightly textural implication of a color that has substance behind the pigment.

Momoiro
noun

Japanese 桃色, peach color — though traditionally referring to the warm pink of Prunus persica peach blossom, the modern color name momoiro extends to the deep-saturated magenta-pink of cultivated double-petaled peach varieties. Momoiro color refers to a fully bloomed Prunus persica var. plena double-flower: a saturated, slightly cool deep magenta with the velvet finish of densely overlapping ruffled peach-blossom petals.

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.

#aa2686
Original
#335289
Protanopia
#5d6783
Deuteranopia
#b52954
Tritanopia
#494949
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
6.30:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AA Largeon Black
3.33:1

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
##AA2686
Display P3
Display P3
color(display-p3 0.6131 0.1967 0.5120)
P3 has visible headroomOKLCH chroma 0.192

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.

Related Colors

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