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Manorial Hibiscadelphus

#bb3319
Notes

Manorial Hibiscadelphus (#BB3319) 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 (10°, 76%, 42%) places it in the highly saturated band at a mid 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
#bb3319
RGB
rgb(187, 51, 25)
HSL
hsl(10, 76%, 42%)
HWB
hwb(10 10% 27%)
OKLCH
oklch(52.7% 0.177 32.8)
HSV
hsv(10, 87%, 73%)
LAB
lab(42.77% 52.99 46.21)
LCH
lch(42.77% 70.31 41.09)
CMYK
cmyk(0%, 73%, 87%, 27%)

Etymology

Manorial
adjective

Latin manōrium, dwelling — adjectival suffix -al, derived from manēre (to remain). As a color modifier, manorial implies a saturated-and-aristocratic-and-rural quality, the deep-rich color of pre-modern English manor-house livery-and-tapestry tradition. Sits at the bold-and-aristocratic end of the grid, parallel to lordly and patrician.

Hibiscadelphus
noun

A genus of Hawaiian endemic hibiscus relatives — H. distans and H. giffardianus — whose deep red flowers are pollinated by Hawaiian honeycreepers. Most species are now extinct or critically endangered. The color refers to the petal of a fresh H. distans bloom: a saturated, slightly cool deep red with the satin finish of mallow-family flower.

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.

#bb3319
Original
#5d5213
Protanopia
#7e700f
Deuteranopia
#ce002f
Tritanopia
#4e4e4e
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
5.83:1
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
3.60:1

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