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Fortified Daylily

#d1631d
Notes

Fortified Daylily (#D1631D) is a true orange with a vibrant character. It holds its own as a focal accent, carrying visual weight without tipping into neon territory. Its HSL profile (23°, 76%, 47%) 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 azure. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#d1631d
RGB
rgb(209, 99, 29)
HSL
hsl(23, 76%, 47%)
HWB
hwb(23 11% 18%)
OKLCH
oklch(62.4% 0.159 47.6)
P3
color(display-p3 0.7652 0.4125 0.1935)
HSV
hsv(23, 86%, 82%)
LAB
lab(54.63% 39.67 55.92)
LCH
lch(54.63% 68.56 54.64)
CMYK
cmyk(0%, 53%, 86%, 18%)

Etymology

Fortified
adjective

Latin fortificāre, to make strong — past-participle of fortify. As a color modifier, fortified implies a saturated-and-strengthened-and-defensive quality, the deep-rich color of Vauban-style military-fortification stone-and-earth rampart-and-bastion architecture. Sits at the bold-and-fortified end of the grid, parallel to bastioned and armored.

Daylily
noun

The genus Hemerocallisday-beauty in Greek — perennial lily-relatives whose individual flowers bloom for a single day before wilting. The color refers to a fresh orange daylily H. fulva on a roadside: a saturated, slightly red orange with the satin finish of trumpet-shaped flower. Brighter than tangerine, with the ephemeral weight of a flower whose bloom lasts hours.

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.

#d1631d
Original
#83730e
Protanopia
#9d8c19
Deuteranopia
#e64a56
Tritanopia
#757575
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).
AA Largeon White
3.81:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAon Black
5.51:1

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
##D1631D
Display P3
Display P3
color(display-p3 0.7652 0.4125 0.1935)
P3 has subtle headroomOKLCH chroma 0.159

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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