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Bastioned Akane

#920d0e
Notes

Bastioned Akane (#920D0E) is a deep red 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 (360°, 84%, 31%) 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 cyan. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#920d0e
RGB
rgb(146, 13, 14)
HSL
hsl(360, 84%, 31%)
HWB
hwb(360 5% 43%)
OKLCH
oklch(42.0% 0.164 28.0)
HSV
hsv(360, 91%, 57%)
LAB
lab(30.48% 51.04 37.96)
LCH
lch(30.48% 63.61 36.64)
CMYK
cmyk(0%, 91%, 90%, 43%)

Etymology

Bastioned
adjective

Italian bastionato, fortified-with-bastions — past-participle of bastion, derived from bastia (fortified-tower). As a color modifier, bastioned implies a saturated-and-fortified-and-projecting quality, the deep-rich color of Vauban-period military-fortress star-fort projecting-bastion stone-architecture. Sits at the bold-and-fortified end of the grid, parallel to fortified and buttressed.

Akane
noun

Rubia cordifolia, the Asian madder root that gave its name in Japanese to a saturated dawn-red color and to one of the oldest dyes in continuous use in Japan. Akane has dyed temple textiles, kimono linings, and the akabō porter caps of pre-modern Tokyo for over a thousand years. The color refers to a freshly akane-dyed silk: a saturated, slightly orange-shifted red with the plant-dye warmth of natural 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

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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.

#920d0e
Original
#3d360b
Protanopia
#5c5203
Deuteranopia
#a20011
Tritanopia
#292929
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
9.19:1
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
2.29:1

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