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Shielded Pluto Rose

#fd3438
Notes

Shielded Pluto Rose (#FD3438) is a true red with a neon character. It sits at the high-saturation edge of its family. Use it sparingly, as signage, accent, or highlight against darker surfaces. Its HSL profile (359°, 98%, 60%) 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 cyan. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#fd3438
RGB
rgb(253, 52, 56)
HSL
hsl(359, 98%, 60%)
HWB
hwb(359 20% 1%)
OKLCH
oklch(64.7% 0.234 26.0)
P3
color(display-p3 0.9133 0.2845 0.2607)
HSV
hsv(359, 79%, 99%)
LAB
lab(55.72% 73.09 47.26)
LCH
lch(55.72% 87.04 32.89)
CMYK
cmyk(0%, 79%, 78%, 1%)

Etymology

Shielded
adjective

Old English scild, shield — past-participle of shield, sharing root with German Schild. As a color modifier, shielded implies a saturated-and-protected-and-defensive quality, the deep-rich color of medieval-knight armorial-shield-and-coat-of-arms heraldic display. Sits at the bold-and-fortified end of the grid, parallel to armored and bastioned.

Pluto
modifier

Latin Pluto, Roman-god-of-underworld-and-dwarf-planet. As a color modifier, pluto implies a Roman-god-of-underworld-and-Kuiper-belt-dwarf-planet quality, the visual register of Roman-Pluto-and-New-Horizons-flyby hand-Roman-god-of-underworld-and-Kuiper-belt-dwarf-planet Roman-Pluto-and-New-Horizons-flyby-and-Tombaugh-Regio pluto-and-Roman-god-of-underworld surfaces under Roman-Pluto-and-New-Horizons-flyby-and-Tombaugh-Regio 2015-flyby-and-heart-shaped-Tombaugh-Regio dwarf-planet-light. Sits at the modifier-and-zodiac end of the grid, parallel to neptune and saturn 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.

#fd3438
Original
#756a35
Protanopia
#a6952f
Deuteranopia
#ff0039
Tritanopia
#5f5f5f
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
3.67:1
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
5.72:1

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
##FD3438
Display P3
Display P3
color(display-p3 0.9133 0.2845 0.2607)
P3 has visible headroomOKLCH chroma 0.234

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

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