colors
Back to gallery

Shielded Fluff Royal

#4663e0
Notes

Shielded Fluff Royal (#4663E0) is a true blue with a vibrant character. It holds its own as a focal accent, carrying visual weight without tipping into neon territory. Its HSL profile (229°, 71%, 58%) 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 amber. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#4663e0
RGB
rgb(70, 99, 224)
HSL
hsl(229, 71%, 58%)
HWB
hwb(229 27% 12%)
OKLCH
oklch(55.0% 0.193 269.2)
HSV
hsv(229, 69%, 88%)
LAB
lab(46.45% 30.36 -66.92)
LCH
lch(46.45% 73.48 294.40)
CMYK
cmyk(69%, 56%, 0%, 12%)

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.

Fluff
modifier

Imitative-onomatopoeic origin, attested c. 1790. As a color modifier, fluff implies a soft-puffed-and-airy quality, the visual register of cotton-and-down-and-wool-fluff hand-carded-and-puffed cotton-and-down-and-wool-fluff hand-carded-and-puffed-fluff surfaces under hand-carded-and-puffed cotton-and-down-and-wool-fluff working-light. Sits at the modifier-and-texture end of the grid, parallel to down and fuzz in usage.

Royal
noun

The blue of European royal court dress and regalia from the late seventeenth century forward — the color of British peers' robes, French royal sashes, the lining of the crown-jewel cases. The color refers to a saturated, slightly violet-shifted blue with the matte finish of velvet or melton wool dyed to maximum intensity: deeper than cornflower, warmer than ultramarine, with the heraldic weight of a color reserved for monarchs and the official Crown.

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.

#4663e0
Original
#0075e4
Protanopia
#0067de
Deuteranopia
#008198
Tritanopia
#666666
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
5.10:1
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
4.12:1

Related Colors

Canvas