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Mannerly Pewter

#28031d
Notes

Mannerly Pewter (#28031D) is a deep magenta with a jewel character. It carries the deep, saturated richness of a gemstone. Authoritative and slightly formal, it works well for type and heavy UI elements. Its HSL profile (318°, 86%, 8%) places it in the highly saturated band at a dark 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 green. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#28031d
RGB
rgb(40, 3, 29)
HSL
hsl(318, 86%, 8%)
HWB
hwb(318 1% 84%)
OKLCH
oklch(19.2% 0.073 342.1)
P3
color(display-p3 0.1410 0.0205 0.1098)
HSV
hsv(318, 93%, 16%)
LAB
lab(5.47% 21.57 -7.74)
LCH
lch(5.47% 22.92 340.27)
CMYK
cmyk(0%, 93%, 27%, 84%)

Etymology

Mannerly
adjective

Old French manere, manner / way — adjectival suffix -ly. As a color modifier, mannerly implies a neutral-and-polite-and-formal quality where the hue carries the visual register of Edwardian-and-Belle-Époque polite-and-formal-and-mannerly interior-decoration-and-dress-attire coordinated-color tone. Sits at the neutral-and-friendly end of the grid, parallel to courteous and polite in usage.

Pewter
noun

An alloy of tin with copper, antimony, and (historically) lead — pre-industrial tableware metal of European households before china replaced it in the eighteenth century. The color refers to a Georgian pewter tankard: a soft, slightly muted gray with the satin finish of a cast and polished alloy. Cooler than bronze, warmer than silver, with the archaic-domestic weight of a metal that aged darker as households used it.

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.

#28031d
Original
#060e1e
Protanopia
#11141c
Deuteranopia
#2b030e
Tritanopia
#0d0d0d
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
18.73:1
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
1.12:1

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
##28031D
Display P3
Display P3
color(display-p3 0.1410 0.0205 0.1098)
Inside sRGBOKLCH chroma 0.073

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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