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Translucent Indaco

#344381
Notes

Translucent Indaco (#344381) is a true blue 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 (228°, 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 amber. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#344381
RGB
rgb(52, 67, 129)
HSL
hsl(228, 43%, 35%)
HWB
hwb(228 20% 49%)
OKLCH
oklch(40.4% 0.105 270.8)
P3
color(display-p3 0.2157 0.2610 0.4896)
HSV
hsv(228, 60%, 51%)
LAB
lab(30.23% 14.10 -36.94)
LCH
lch(30.23% 39.53 290.89)
CMYK
cmyk(60%, 48%, 0%, 49%)

Etymology

Translucent
adjective

Latin trans-lūcēre, to shine through — present-participle of translucere. As a color modifier, translucent implies a clear-and-light-passing quality where the hue allows partial light-transmission through its visual surface. Sits at the crisp-and-clear end of the grid, parallel to pellucid and vitreous in usage.

Indaco
noun

The Italian word for indigo — borrowed via Greek indikon (Indian thing). Indaco in Italian art vocabulary refers specifically to the deep-blue plant-dye pigment used in Italian Renaissance painting for the Marian mantles and aristocratic dress. The color refers to indaco pigment in tempera: a saturated, slightly cool deep blue. The Italian cousin of indigo.

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.

#344381
Original
#264b83
Protanopia
#1b4480
Deuteranopia
#00515b
Tritanopia
#444444
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
9.27:1
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
2.27:1

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
##344381
Display P3
Display P3
color(display-p3 0.2157 0.2610 0.4896)
P3 has subtle headroomOKLCH chroma 0.105

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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