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Fortified Heliconia

#812473
Notes

Fortified Heliconia (#812473) is a deep violet 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 (309°, 56%, 32%) places it in the balanced band at a dark lightness. It works well as a headline, icon, or deep background in an otherwise light layout, pairing cleanly with cream, bone, and warm neutrals. 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
#812473
RGB
rgb(129, 36, 115)
HSL
hsl(309, 56%, 32%)
HWB
hwb(309 14% 49%)
OKLCH
oklch(43.6% 0.156 334.6)
HSV
hsv(309, 72%, 51%)
LAB
lab(32.19% 48.45 -24.46)
LCH
lch(32.19% 54.27 333.21)
CMYK
cmyk(0%, 72%, 11%, 49%)

Etymology

Fortified
adjective

Latin fortificāre, to make strong — past-participle of fortify. As a color modifier, fortified implies a saturated-and-strengthened-and-defensive quality, the deep-rich color of Vauban-style military-fortification stone-and-earth rampart-and-bastion architecture. Sits at the bold-and-fortified end of the grid, parallel to bastioned and armored.

Heliconia
noun

Central- and South-American lobster-claw (Heliconia rostrata) — a tropical Heliconiaceae perennial cultivated worldwide for its pendulous rostrate-bracted inflorescences in deep-magenta-and-yellow. Heliconia color refers to a fully developed Heliconia rostrata pendulous inflorescence: a saturated, slightly cool deep magenta with the matte finish of waxy bract-clusters. Named for Mount Helicon, the muses' Greek-mythological mountain.

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.

#812473
Original
#234375
Protanopia
#435171
Deuteranopia
#872b48
Tritanopia
#3d3d3d
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).
AAAon White
8.63:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
Failon Black
2.43:1

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