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Saturated Murex

#6b3381
Notes

Saturated Murex (#6B3381) is a true violet 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 (283°, 43%, 35%) 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 green. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#6b3381
RGB
rgb(107, 51, 129)
HSL
hsl(283, 43%, 35%)
HWB
hwb(283 20% 49%)
OKLCH
oklch(43.0% 0.135 315.4)
P3
color(display-p3 0.3912 0.2118 0.4899)
HSV
hsv(283, 60%, 51%)
LAB
lab(31.99% 38.36 -33.80)
LCH
lch(31.99% 51.13 318.61)
CMYK
cmyk(17%, 60%, 0%, 49%)

Etymology

Saturated
adjective

From the Latin saturatus, past participle of saturare, to fill. A technical color term in modern usage — saturation is one of the three axes of HSL (with hue and lightness). As a modifier, saturated implies that the hue is at or near its maximum chromatic intensity. Sits at the bold-and-bright top of the grid.

Murex
noun

Bolinus brandaris and Hexaplex trunculus — the two principal Mediterranean sea-snail genera whose hypobranchial-gland secretion was processed into Tyrian purple dye for two-and-a-half millennia. Murex color refers to a freshly Murex-dye-bath-emerged Phoenician trade-textile: a saturated, slightly cool deep violet with the matte finish of multi-bath shellfish-dye on hand-loomed Levantine wool. The Latin murex gives English murexide, a synthetic violet-red dye.

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.

#6b3381
Original
#1d4883
Protanopia
#324d7f
Deuteranopia
#6a4055
Tritanopia
#454545
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
8.69:1
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
2.42:1

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
##6B3381
Display P3
Display P3
color(display-p3 0.3912 0.2118 0.4899)
P3 has subtle headroomOKLCH chroma 0.135

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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