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Authoritative Scot Hibiscus

#b42f52
Notes

Authoritative Scot Hibiscus (#B42F52) is a true red with a warm character. It leans warm, pulling light toward red, orange, and yellow. Naturally inviting, it suits editorial and hospitality contexts. Its HSL profile (344°, 59%, 45%) 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 teal. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#b42f52
RGB
rgb(180, 47, 82)
HSL
hsl(344, 59%, 45%)
HWB
hwb(344 18% 29%)
OKLCH
oklch(52.0% 0.170 10.1)
P3
color(display-p3 0.6503 0.2283 0.3258)
HSV
hsv(344, 74%, 71%)
LAB
lab(41.76% 55.02 11.71)
LCH
lch(41.76% 56.25 12.01)
CMYK
cmyk(0%, 74%, 54%, 29%)

Etymology

Authoritative
adjective

Latin auctōritāt-, authority — adjectival suffix -ive. As a color modifier, authoritative implies a saturated-and-formal-imperative quality where the hue carries decisional weight and institutional credibility. Sits at the bold-and-authoritative end of the grid, parallel to commanding and magisterial in usage.

Scot
modifier

Old English Scotti, of-Scotland. As a color modifier, scot implies a Highland-and-tartan quality, the visual register of Scottish-Highland-and-Lowland hand-woven tartan-and-wool-and-tweed peat-and-heather-and-stone surfaces under Scottish-Highland-and-Lowland tartan-and-tweed Highland-pasture light. Sits at the modifier-and-cultural end of the grid, parallel to welsh and irish in usage.

Hibiscus
noun

Hibiscus rosa-sinensis — the showy mallow of Pacific gardens, the Hawaiian state flower, the source of the deep red sorrel tea sold across West Africa as bissap. The color refers to a fully open hibiscus petal at midday: a hot, slightly magenta red with the velvet texture of a single-day bloom. By evening the same flower has wilted; by morning it's gone.

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.

#b42f52
Original
#515153
Protanopia
#736c4f
Deuteranopia
#c50a3e
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
6.05:1
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
3.47:1

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
##B42F52
Display P3
Display P3
color(display-p3 0.6503 0.2283 0.3258)
P3 has subtle headroomOKLCH chroma 0.170

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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