colors
Back to gallery

Sociable Gunmetal

#2b3d3d
Notes

Sociable Gunmetal (#2B3D3D) is a deep cyan 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 (180°, 17%, 20%) 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
#2b3d3d
RGB
rgb(43, 61, 61)
HSL
hsl(180, 17%, 20%)
HWB
hwb(180 17% 76%)
OKLCH
oklch(34.5% 0.023 196.1)
P3
color(display-p3 0.1834 0.2372 0.2382)
HSV
hsv(180, 30%, 24%)
LAB
lab(24.28% -7.18 -2.35)
LCH
lch(24.28% 7.55 198.10)
CMYK
cmyk(30%, 0%, 0%, 76%)

Etymology

Sociable
adjective

Latin sociābilis, companionable — adjectival suffix -able. As a color modifier, sociable implies a neutral-and-friendly-and-welcoming quality where the hue carries the visual register of Edwardian-and-American-Country friendly-and-welcoming-hosting interior-decoration-and-textile coordinated-color tone. Sits at the neutral-and-friendly end of the grid, parallel to affable and amiable in usage.

Gunmetal
noun

The bronze alloy historically used for gun barrels and cannon — copper, tin, and zinc, with the dark patinated finish that gives the color its name. The color refers to a polished gun-bronze surface after weathering: a soft, slightly muted blue-gray with the metallic finish of an oxidized alloy. Cooler than pewter, warmer than steel, with the military-industrial weight of a metal whose name names the working color of nineteenth-century artillery.

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.

#2b3d3d
Original
#3b3b3d
Protanopia
#37393d
Deuteranopia
#253e3d
Tritanopia
#393939
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
11.43:1
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
1.84:1

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
##2B3D3D
Display P3
Display P3
color(display-p3 0.1834 0.2372 0.2382)
Inside sRGBOKLCH chroma 0.023

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.

Related Colors

Canvas