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Regal Liatris

#6656db
Notes

Regal Liatris (#6656DB) is a true blue with a vibrant character. It holds its own as a focal accent, carrying visual weight without tipping into neon territory. Its HSL profile (247°, 65%, 60%) 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
#6656db
RGB
rgb(102, 86, 219)
HSL
hsl(247, 65%, 60%)
HWB
hwb(247 34% 14%)
OKLCH
oklch(54.4% 0.195 283.2)
HSV
hsv(247, 61%, 86%)
LAB
lab(45.07% 41.83 -66.23)
LCH
lch(45.07% 78.33 302.28)
CMYK
cmyk(53%, 61%, 0%, 14%)

Etymology

Regal
adjective

Latin rēgālis, kingly — derived from rēx (king). As a color modifier, regal implies a saturated-and-royal-formality quality, the deep-rich color of British-Coronation-period royal vestment-and-mantle and Imperial-State-Crown regalia. Sits at the bold-and-imperial end of the grid, parallel to sovereign and royal in usage.

Liatris
noun

North American prairie blazing star (Liatris spicata) — its dense vertical spike of disk-flowers blooms top-down in late summer across midwestern tallgrass prairie. Liatris color refers to a fully bloomed Liatris spicata spike on a Wisconsin prairie remnant: a saturated, slightly cool deep blue-violet with the velvet finish of fresh disk-flowers. Slightly warmer than Verbena and cooler than Lythrum salicaria.

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.

#6656db
Original
#006fdf
Protanopia
#0066d8
Deuteranopia
#337690
Tritanopia
#636363
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
5.36:1
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
3.92:1

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