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Funereal Tarbuttite

#281a66
Notes

Funereal Tarbuttite (#281A66) is a deep indigo with a cool character. It leans cool, sitting on the blue, green, and violet side of the wheel. Quiet and dependable, a fit for product UI and data visualization. Its HSL profile (251°, 59%, 25%) 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 yellow. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#281a66
RGB
rgb(40, 26, 102)
HSL
hsl(251, 59%, 25%)
HWB
hwb(251 10% 60%)
OKLCH
oklch(29.1% 0.126 283.8)
P3
color(display-p3 0.1486 0.1042 0.3842)
HSV
hsv(251, 75%, 40%)
LAB
lab(16.25% 29.56 -42.35)
LCH
lch(16.25% 51.64 304.91)
CMYK
cmyk(61%, 75%, 0%, 60%)

Etymology

Funereal
adjective

Latin fūnerālis, of the funeral — adjectival form of fūnus (funeral procession). As a color modifier, funereal implies the deep-mourning-and-formal darkness of Victorian-mourning black-textile and requiem-mass deep-violet vestment of Western Christian liturgical tradition. Sits at the deep-and-formal end of the grid, parallel to sepulchral and mourning in usage.

Tarbuttite
noun

Rare zinc-phosphate mineral first described from the Broken Hill lead-zinc deposits of Zambia in 1907, also found at Reaphook Hill in South Australia. Tarbuttite color refers to a deep-violet Broken Hill tarbuttite crystal cluster: a saturated, slightly cool deep blue-violet with the glassy finish of zinc-phosphate mineral. Named for Percy Coventry Tarbutt, an early-20th-century mining-company director.

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.

#281a66
Original
#002b68
Protanopia
#002665
Deuteranopia
#072e3e
Tritanopia
#222222
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
14.69:1
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
1.43:1

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
##281A66
Display P3
Display P3
color(display-p3 0.1486 0.1042 0.3842)
P3 has subtle headroomOKLCH chroma 0.126

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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