colors
Back to gallery

Smoldering Velveteen

#b51591
Notes

Smoldering Velveteen (#B51591) is a true magenta with a vibrant character. It holds its own as a focal accent, carrying visual weight without tipping into neon territory. Its HSL profile (314°, 79%, 40%) 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 green. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#b51591
RGB
rgb(181, 21, 145)
HSL
hsl(314, 79%, 40%)
HWB
hwb(314 8% 29%)
OKLCH
oklch(52.8% 0.218 340.3)
P3
color(display-p3 0.6510 0.1625 0.5528)
HSV
hsv(314, 88%, 71%)
LAB
lab(41.86% 68.55 -27.27)
LCH
lch(41.86% 73.78 338.31)
CMYK
cmyk(0%, 88%, 20%, 29%)

Etymology

Smoldering
adjective

The progressive participle of smolder, to burn slowly without flame. Used as a color word since the late nineteenth century for the deep reds and oranges of barely-flame coal — the warm saturated darks where the heat is internal rather than emitted. Sits in the bold-and-warm corner, slightly less luminous than burning and slightly less calm than rich.

Velveteen
noun

Velveteen — a cotton-pile imitation of silk velvet developed in late-Victorian England (c. 1880s), often dyed in deep-magenta synthetic fuchsine for women's day-dresses. Velveteen color refers to a Liberty-of-London Edwardian-period velveteen day-dress: a saturated, slightly cool deep magenta with the velvet finish of synthetic-dyed cotton pile. Warmer than silk velvet, cooler than cotton-blend corduroy.

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.

#b51591
Original
#275394
Protanopia
#5e6b8e
Deuteranopia
#c01d56
Tritanopia
#404040
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
6.03:1
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
3.48:1

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
##B51591
Display P3
Display P3
color(display-p3 0.6510 0.1625 0.5528)
P3 has visible headroomOKLCH chroma 0.218

This color is chromatic enough that authoring it as P3 native (instead of clamping to sRGB) gives a perceptibly more saturated render on wide-gamut displays — modern Macs, iPhones, iPads, and most recent OLED laptops.

Related Colors

Canvas