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Useful Chianti

#813550
Notes

Useful Chianti (#813550) is a true magenta 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 (339°, 42%, 36%) 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
#813550
RGB
rgb(129, 53, 80)
HSL
hsl(339, 42%, 36%)
HWB
hwb(339 21% 49%)
OKLCH
oklch(44.1% 0.109 0.3)
P3
color(display-p3 0.4695 0.2258 0.3121)
HSV
hsv(339, 59%, 51%)
LAB
lab(33.55% 35.68 0.05)
LCH
lch(33.55% 35.68 0.08)
CMYK
cmyk(0%, 59%, 38%, 49%)

Etymology

Useful
adjective

Latin ūsus, use — adjectival suffix -ful. As a color modifier, useful implies a clear-and-purpose-serving quality where the hue carries the visual register of helpful-and-supporting design-element. Sits at the crisp-and-functional end of the grid, parallel to practical and serviceable in usage.

Chianti
noun

The Tuscan wine region between Florence and Siena — and the Sangiovese-based reds of Chianti Classico, the gallo nero black-rooster appellation that has marked authentic bottles since 1924. The color refers to a young Chianti Classico in a glass: a saturated, slightly cool deep red with the optical clarity of medium-tannin wine. Lighter than Bordeaux, warmer than Burgundy.

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.

#813550
Original
#424651
Protanopia
#56544e
Deuteranopia
#8b2e3f
Tritanopia
#474747
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).
AAAon White
8.21:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
Failon Black
2.56:1

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
##813550
Display P3
Display P3
color(display-p3 0.4695 0.2258 0.3121)
P3 has subtle headroomOKLCH chroma 0.109

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.

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