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Ironclad Marigold

#b74923
Notes

Ironclad Marigold (#B74923) 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 (15°, 68%, 43%) places it in the balanced band at a mid lightness. It works across type, buttons, and borders, saturated enough to feel deliberate but balanced enough to not fight the rest of the palette. 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
#b74923
RGB
rgb(183, 73, 35)
HSL
hsl(15, 68%, 43%)
HWB
hwb(15 14% 28%)
OKLCH
oklch(54.7% 0.152 38.5)
HSV
hsv(15, 81%, 72%)
LAB
lab(45.57% 42.59 43.76)
LCH
lch(45.57% 61.07 45.78)
CMYK
cmyk(0%, 60%, 81%, 28%)

Etymology

Ironclad
adjective

English compound iron + clad — referring to the 19th-century USS-Monitor and CSS-Virginia iron-armored warships. As a color modifier, ironclad implies a saturated-and-armored-and-impenetrable quality where the hue carries the visual weight of forged-iron armor-plate. Sits at the bold-and-fortified end of the grid, parallel to fortified and armored.

Marigold
noun

Tagetes, the Mexican marigold central to the Día de los Muertos altars where the orange flowers guide the dead home. The English name once referred to the European Calendula officinalis before the Aztec import took the word over. The color is a saturated, almost fluorescent orange-yellow — the carotenoid pigments give marigolds the same chemistry as egg yolks, autumn leaves, and the feathers of flamingos.

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.

#b74923
Original
#685d1e
Protanopia
#83751f
Deuteranopia
#c92e41
Tritanopia
#5e5e5e
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
5.26:1
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
3.99:1

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