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Straightforward Ruggine

#815d4c
Notes

Straightforward Ruggine (#815D4C) is a true orange 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 (19°, 26%, 40%) places it in the muted 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 cyan. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#815d4c
RGB
rgb(129, 93, 76)
HSL
hsl(19, 26%, 40%)
HWB
hwb(19 30% 49%)
OKLCH
oklch(51.1% 0.054 46.3)
P3
color(display-p3 0.4845 0.3705 0.3084)
HSV
hsv(19, 41%, 51%)
LAB
lab(42.79% 12.35 15.56)
LCH
lch(42.79% 19.87 51.56)
CMYK
cmyk(0%, 28%, 41%, 49%)

Etymology

Straightforward
adjective

English compound straight + forward — sharing root with German geradeaus. As a color modifier, straightforward implies a clear-and-direct-and-unencumbered quality where the hue carries the visual register of clear-aim-and-uncomplicated character. Sits at the crisp-and-honest end of the grid, parallel to candid and direct in usage.

Ruggine
noun

The Italian word for rust — borrowed into fashion vocabulary for the slightly muted deep orange-brown of weathered iron and autumn foliage. The color refers to a ruggine-dyed Florentine wool: a deep, slightly muted dark orange-brown with the matte finish of plant-and-iron-mordant dye. The Italian cousin of rust.

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.

#815d4c
Original
#66614b
Protanopia
#6f684c
Deuteranopia
#8a5758
Tritanopia
#636363
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
5.83:1
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
3.60:1

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
##815D4C
Display P3
Display P3
color(display-p3 0.4845 0.3705 0.3084)
Inside sRGBOKLCH chroma 0.054

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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