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Engraved Tributary

#2f688b
Notes

Engraved Tributary (#2F688B) is a true azure 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 (203°, 49%, 36%) 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 orange. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#2f688b
RGB
rgb(47, 104, 139)
HSL
hsl(203, 49%, 36%)
HWB
hwb(203 18% 45%)
OKLCH
oklch(49.5% 0.082 238.5)
P3
color(display-p3 0.2426 0.4027 0.5327)
HSV
hsv(203, 66%, 55%)
LAB
lab(41.80% -7.08 -24.81)
LCH
lch(41.80% 25.80 254.07)
CMYK
cmyk(66%, 25%, 0%, 45%)

Etymology

Engraved
adjective

Old French engraver, to dig in — past-participle of engrave. As a color modifier, engraved implies a clear-and-precisely-cut quality, the crisp color of Albrecht-Dürer-and-Hogarth hand-pulled engraving-print fine-line incised-image. Sits at the crisp-and-incised end of the grid, parallel to etched and inscribed in usage.

Tributary
noun

A smaller river that flows into a larger one — the Ohio is a tributary of the Mississippi, the Vltava of the Elbe. Tributary color refers to a clear-water tributary as it joins a sediment-laden main river: a soft, slightly cool deep blue-green with the optical complexity of unmixed clear-and-silty water boundary.

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.

#2f688b
Original
#58688d
Protanopia
#4b5f8a
Deuteranopia
#007174
Tritanopia
#5e5e5e
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
6.05:1
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
3.47:1

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
##2F688B
Display P3
Display P3
color(display-p3 0.2426 0.4027 0.5327)
P3 has subtle headroomOKLCH chroma 0.082

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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