colors
Back to gallery

Senatorial Oro

#b66818
Notes

Senatorial Oro (#B66818) is a true orange with a vibrant character. It holds its own as a focal accent, carrying visual weight without tipping into neon territory. Its HSL profile (30°, 77%, 40%) 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 azure. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#b66818
RGB
rgb(182, 104, 24)
HSL
hsl(30, 77%, 40%)
HWB
hwb(30 9% 29%)
OKLCH
oklch(59.3% 0.131 59.4)
P3
color(display-p3 0.6721 0.4227 0.1768)
HSV
hsv(30, 87%, 71%)
LAB
lab(51.74% 25.83 53.68)
LCH
lch(51.74% 59.57 64.30)
CMYK
cmyk(0%, 43%, 87%, 29%)

Etymology

Senatorial
adjective

Latin senātōrius, of the senator — adjectival suffix. As a color modifier, senatorial implies a saturated-and-aristocratic-and-Roman-Republic quality, the deep-rich color of Roman-Senate toga praetexta purple-bordered ceremonial-citizen-class livery. Sits at the bold-and-aristocratic end of the grid, parallel to patrician and imperial.

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.

#b66818
Original
#807004
Protanopia
#928218
Deuteranopia
#c85659
Tritanopia
#737373
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).
AA Largeon White
4.21:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAon Black
4.98:1

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
##B66818
Display P3
Display P3
color(display-p3 0.6721 0.4227 0.1768)
P3 has subtle headroomOKLCH chroma 0.131

Moderately saturated colors gain a small bump in P3 — the difference is usually visible side-by-side on wide-gamut hardware but won't change the character of the color.

Related Colors

Canvas