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Senatorial Chì

#d33354
Notes

Senatorial Chì (#D33354) is a true red with a vibrant character. It holds its own as a focal accent, carrying visual weight without tipping into neon territory. Its HSL profile (348°, 65%, 51%) places it in the balanced 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 teal. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#d33354
RGB
rgb(211, 51, 84)
HSL
hsl(348, 65%, 51%)
HWB
hwb(348 20% 17%)
OKLCH
oklch(57.7% 0.195 14.6)
HSV
hsv(348, 76%, 83%)
LAB
lab(48.08% 62.88 20.02)
LCH
lch(48.08% 65.99 17.66)
CMYK
cmyk(0%, 76%, 60%, 17%)

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.

Chì
noun

One of the five primary Chinese cardinal colors (chì — red — corresponding to the south, summer, and the phoenix). Distinct from hong, which is more general; chì implies the deeper, slightly more saturated red of historical imperial regalia. The color refers to chì-pigment in classical Chinese painting: a saturated, slightly cool deep red with the matte finish of mineral-and-binder pigment.

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.

#d33354
Original
#605d54
Protanopia
#887e50
Deuteranopia
#e70041
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
4.80:1
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
4.37:1

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