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Rustic Bottomless

#395451
Notes

Rustic Bottomless (#395451) is a deep teal 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 (173°, 19%, 28%) places it in the muted band at a dark lightness. It works well as a headline, icon, or deep background in an otherwise light layout, pairing cleanly with cream, bone, and warm neutrals. For a confident two-color system, pair it with its complementary red. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#395451
RGB
rgb(57, 84, 81)
HSL
hsl(173, 19%, 28%)
HWB
hwb(173 22% 67%)
OKLCH
oklch(42.3% 0.033 187.4)
P3
color(display-p3 0.2463 0.3265 0.3172)
HSV
hsv(173, 32%, 33%)
LAB
lab(33.57% -10.87 -1.51)
LCH
lch(33.57% 10.97 187.90)
CMYK
cmyk(32%, 0%, 4%, 67%)

Etymology

Rustic
adjective

Latin rusticus, of the countryside — used as a color modifier since the seventeenth century for hues that read as rural and unrefined. Rustic brown, rustic green: moderate-to-low saturation combined with the optical irregularity of natural pigments. Sits at the hushed-bucket alongside worn and weathered.

Bottomless
noun

A descriptor for water deep enough that the bottom isn't visible from above — particularly cenote sinkholes, deep ocean trenches, and Caribbean blue holes. Bottomless color refers to the Great Blue Hole of Belize seen from above: a saturated, slightly cool very deep blue with the optical depth of unfathomably deep water.

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.

#395451
Original
#515151
Protanopia
#4c4d51
Deuteranopia
#305553
Tritanopia
#4e4e4e
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
8.20:1
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
2.56:1

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
##395451
Display P3
Display P3
color(display-p3 0.2463 0.3265 0.3172)
Inside sRGBOKLCH chroma 0.033

This color sits well within the sRGB cube. P3 and sRGB share the gray axis and most desaturated tones, so a P3 display renders this identically to an sRGB display.

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