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Adamant Vandal Rose

#b90435
Notes

Adamant Vandal Rose (#B90435) is a true 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 (344°, 96%, 37%) 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 teal. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#b90435
RGB
rgb(185, 4, 53)
HSL
hsl(344, 96%, 37%)
HWB
hwb(344 2% 27%)
OKLCH
oklch(49.9% 0.198 18.0)
HSV
hsv(344, 98%, 73%)
LAB
lab(39.00% 63.72 26.54)
LCH
lch(39.00% 69.02 22.61)
CMYK
cmyk(0%, 98%, 71%, 27%)

Etymology

Adamant
adjective

Greek adámas, unconquerable — derived from a- (not) plus damnan (to subdue). As a color modifier, adamant implies a saturated-and-rock-hard quality where the hue maintains diamond-hard pigmentation. Sits at the bold-and-resilient end of the grid, parallel to indomitable and ironclad in usage.

Vandal
modifier

Latin Vandalus, of-the-Vandals. As a color modifier, vandal implies a Germanic-tribal-migration quality, the visual register of Vandal-Kingdom-of-Carthage late-Roman-period hand-built Germanic-Migration-period kingdom-and-fortification surfaces under late-Roman Vandal-Kingdom-of-Carthage Migration-Period sky. Sits at the modifier-and-cultural end of the grid, parallel to goth and hun in usage.

Rose
noun

The Latin rosa, the Greek rhodon, the Persian gul — every European language has a different name for the same flower and the same color. Rose covers the spectrum from blush to fuchsia depending on the cultivar, but in pigment shorthand it means a cool, slightly bluish red — the inside of a damask petal, the dye that washes out of madder root.

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.

#b90435
Original
#4a4535
Protanopia
#73682f
Deuteranopia
#cc001f
Tritanopia
#2e2e2e
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
6.71:1
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
3.13:1

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