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Regal Vespers

#682e9c
Notes

Regal Vespers (#682E9C) is a true indigo with an earthy character. It leans grounded and natural, the kind of color that plays well with wood, clay, linen, and warm neutrals. Its HSL profile (272°, 54%, 40%) 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 lime. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#682e9c
RGB
rgb(104, 46, 156)
HSL
hsl(272, 54%, 40%)
HWB
hwb(272 18% 39%)
OKLCH
oklch(43.8% 0.171 304.3)
P3
color(display-p3 0.3791 0.1931 0.5900)
HSV
hsv(272, 71%, 61%)
LAB
lab(32.47% 46.58 -49.65)
LCH
lch(32.47% 68.08 313.17)
CMYK
cmyk(33%, 71%, 0%, 39%)

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.

Vespers
noun

Latin vesperae, evening prayers — the Catholic and Orthodox liturgical office sung at sunset, traditionally in the deep-violet-and-gold Liturgy of the Presanctified Gifts during Lent. Vespers color refers to a Vespers-period priest's Lenten purple chasuble: a saturated, slightly cool deep violet with the matte finish of vat-dyed liturgical wool-and-silk damask. The hour is sung between None and Compline.

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.

#682e9c
Original
#004b9f
Protanopia
#004c9a
Deuteranopia
#5e4761
Tritanopia
#424242
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
8.54:1
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
2.46:1

Wide gamut

Display P3 representation

The CSS Color 4 wide-gamut form of this color. Both swatches render the same color on every display — the P3 form only diverges from sRGB when a designer pushes channels outside sRGB's reach.

sRGB hex
sRGB hex
##682E9C
Display P3
Display P3
color(display-p3 0.3791 0.1931 0.5900)
P3 has subtle headroomOKLCH chroma 0.171

Moderately saturated colors gain a small bump in P3 — the difference is usually visible side-by-side on wide-gamut hardware but won't change the character of the color.

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