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Trustworthy Oro

#73532d
Notes

Trustworthy Oro (#73532D) is a deep 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 (33°, 44%, 31%) places it in the balanced 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 azure. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#73532d
RGB
rgb(115, 83, 45)
HSL
hsl(33, 44%, 31%)
HWB
hwb(33 18% 55%)
OKLCH
oklch(46.8% 0.069 69.5)
P3
color(display-p3 0.4319 0.3306 0.1999)
HSV
hsv(33, 61%, 45%)
LAB
lab(37.88% 8.71 27.22)
LCH
lch(37.88% 28.58 72.25)
CMYK
cmyk(0%, 28%, 61%, 55%)

Etymology

Trustworthy
adjective

Old English trēow, trust — adjectival suffix -worthy. As a color modifier, trustworthy implies a clear-and-reliable-and-honest quality where the hue carries the visual register of confidence-deserving-and-faithful-performance design-element. Sits at the crisp-and-honest end of the grid, parallel to reliable and dependable in usage.

Oro
noun

The Spanish and Italian word for gold — used in heraldic vocabulary, religious art, and fashion for the metallic warm yellow of Renaissance gilding. The color refers to a freshly gilded Spanish altarpiece: a saturated, slightly cool deep gold with the metallic finish of beaten gold leaf. The Romance-language cousin of jīn and kogane.

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.

#73532d
Original
#5e552a
Protanopia
#655c2e
Deuteranopia
#7d4b4a
Tritanopia
#575757
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
6.99:1
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
3.00:1

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
##73532D
Display P3
Display P3
color(display-p3 0.4319 0.3306 0.1999)
Inside sRGBOKLCH chroma 0.069

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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