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Buttressed Carmine

#a02f7c
Notes

Buttressed Carmine (#A02F7C) is a true magenta 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 (319°, 55%, 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
#a02f7c
RGB
rgb(160, 47, 124)
HSL
hsl(319, 55%, 41%)
HWB
hwb(319 18% 37%)
OKLCH
oklch(50.1% 0.169 343.2)
HSV
hsv(319, 71%, 63%)
LAB
lab(39.52% 53.83 -18.29)
LCH
lch(39.52% 56.85 341.23)
CMYK
cmyk(0%, 71%, 22%, 37%)

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.

Carmine
noun

The deep red-purple dye extracted from cochineal scale insects (Dactylopius coccus) — harvested in pre-Columbian Mexico and shipped to Europe by the Spanish empire as an export second only to silver. The color refers to fresh carmine pigment in solution: a saturated, slightly cool deep red-purple with the brilliance of a dye thirty times stronger than kermes. Cooler than crimson, warmer than wine, with the colonial-trade weight of a pigment that funded an empire.

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.

#a02f7c
Original
#3a517e
Protanopia
#5c6479
Deuteranopia
#aa2f51
Tritanopia
#4d4d4d
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
6.58:1
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
3.19:1

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