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Sovereign Perovskia

#375ad8
Notes

Sovereign Perovskia (#375AD8) 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 (227°, 67%, 53%) 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 amber. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#375ad8
RGB
rgb(55, 90, 216)
HSL
hsl(227, 67%, 53%)
HWB
hwb(227 22% 15%)
OKLCH
oklch(51.9% 0.197 267.2)
HSV
hsv(227, 75%, 85%)
LAB
lab(42.88% 31.30 -68.20)
LCH
lch(42.88% 75.04 294.65)
CMYK
cmyk(75%, 58%, 0%, 15%)

Etymology

Sovereign
adjective

Old French soverain, supreme — derived from Latin super (above). As a color modifier, sovereign implies a saturated-and-royal-supremacy quality where the hue carries imperial-ruling-class register. Sits at the bold-and-imperial end of the grid, parallel to regal and imperial in tone.

Perovskia
noun

The genus PerovskiaRussian sage, the Central Asian woody perennial whose silver-leaved deep blue-violet flower spikes brave drought and cold. The color refers to a fresh Perovskia atriplicifolia in late summer: a saturated, slightly cool deep blue-violet with the matte finish of small clustered mint-family flowers along upright stems.

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

Click any swatch to explore

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.

#375ad8
Original
#006ddc
Protanopia
#005ed6
Deuteranopia
#007a90
Tritanopia
#5c5c5c
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
5.81:1
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
3.62:1

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