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Forceful Fittonia

#901f78
Notes

Forceful Fittonia (#901F78) is a deep magenta with a jewel character. It carries the deep, saturated richness of a gemstone. Authoritative and slightly formal, it works well for type and heavy UI elements. Its HSL profile (313°, 65%, 34%) 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
#901f78
RGB
rgb(144, 31, 120)
HSL
hsl(313, 65%, 34%)
HWB
hwb(313 12% 44%)
OKLCH
oklch(45.9% 0.174 338.3)
HSV
hsv(313, 78%, 56%)
LAB
lab(34.53% 54.66 -23.75)
LCH
lch(34.53% 59.60 336.52)
CMYK
cmyk(0%, 78%, 17%, 44%)

Etymology

Forceful
adjective

Old French force, strength — adjectival suffix -ful. As a color modifier, forceful implies a saturated-and-vigorous quality where the hue exerts visual force on its substrate. Sits at the bold-and-saturated end of the grid, parallel to mighty and commanding in tone.

Fittonia
noun

South American nerve plant (Fittonia albivenis) — an Acanthaceae understory creeper native to the Peruvian Amazon whose deep-magenta-veined silver-green foliage is cultivated worldwide as a terrarium plant. Fittonia color refers to a Fittonia albivenis leaf upper-surface in raking light: a saturated, slightly cool deep magenta with the velvet finish of anthocyanin-pigmented vein network against a pale silver-green leaf-tissue background.

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.

#901f78
Original
#25467a
Protanopia
#4c5775
Deuteranopia
#98254a
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
7.92:1
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
2.65:1

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