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Weighty Rust

#b54512
Notes

Weighty Rust (#B54512) is a true orange with a warm character. It leans warm, pulling light toward red, orange, and yellow. Naturally inviting, it suits editorial and hospitality contexts. Its HSL profile (19°, 82%, 39%) places it in the highly saturated band at a mid lightness. Best used in small doses, like logos, CTAs, focus rings, or highlight text, where its saturation becomes a feature rather than noise. For a confident two-color system, pair it with its complementary cyan. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#b54512
RGB
rgb(181, 69, 18)
HSL
hsl(19, 82%, 39%)
HWB
hwb(19 7% 29%)
OKLCH
oklch(53.7% 0.156 40.8)
HSV
hsv(19, 90%, 71%)
LAB
lab(44.41% 43.28 49.88)
LCH
lch(44.41% 66.03 49.05)
CMYK
cmyk(0%, 62%, 90%, 29%)

Etymology

Weighty
adjective

Old English wegan, to weigh — adjectival suffix -y. As a color modifier, weighty implies a saturated-and-heavy-and-imposing quality where the hue carries visual mass and gravitational presence. Sits at the bold-and-weighty end of the grid, parallel to substantial and hefty in usage.

Rust
noun

Iron oxide — Fe₂O₃ — the slow union of iron with oxygen, accelerated by water and salt. The color is not the bright orange of fresh rust but the deeper, drier brown-red that forms after weeks of weather: the surface of an abandoned car, a Cor-Ten steel sculpture, the desert-varnished sandstone of the American Southwest. Earthier than copper, warmer than maroon.

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.

#b54512
Original
#665906
Protanopia
#81720a
Deuteranopia
#c8273c
Tritanopia
#595959
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
5.49:1
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
3.82:1

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