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Gladiatorial Foxglove

#856edf
Notes

Gladiatorial Foxglove (#856EDF) is a true indigo 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 (252°, 64%, 65%) 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 yellow. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#856edf
RGB
rgb(133, 110, 223)
HSL
hsl(252, 64%, 65%)
HWB
hwb(252 43% 13%)
OKLCH
oklch(61.3% 0.166 290.0)
HSV
hsv(252, 51%, 87%)
LAB
lab(53.45% 35.54 -54.84)
LCH
lch(53.45% 65.35 302.94)
CMYK
cmyk(40%, 51%, 0%, 13%)

Etymology

Gladiatorial
adjective

Latin gladiātōrius, of the gladiator — adjectival suffix, derived from gladius (short-sword). As a color modifier, gladiatorial implies a saturated-and-combative-and-bloody quality, the deep-rich color of Roman-Colosseum gladiator-arena bloody-tunic-and-shield combat-attire. Sits at the bold-and-formal end of the grid, parallel to spartan and valiant.

Foxglove
noun

Digitalis purpurea, the European biennial whose tall spires of tubular flowers contain digitoxin, the heart-medicine glycoside that's still in clinical use. The color refers to a fresh deep-purple foxglove flower interior: a saturated, slightly red-shifted deep purple with the matte finish of a tubular bee-pollinated bloom. Cooler than mauve, warmer than indigo, with the medicinal weight of a plant lethal in raw form and lifesaving in measured dose.

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.

#856edf
Original
#3e82e3
Protanopia
#417ddc
Deuteranopia
#6c859c
Tritanopia
#7b7b7b
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).
AA Largeon White
3.97:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAon Black
5.29:1

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