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Shielded Picotee

#1f39bc
Notes

Shielded Picotee (#1F39BC) 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 (230°, 72%, 43%) 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
#1f39bc
RGB
rgb(31, 57, 188)
HSL
hsl(230, 72%, 43%)
HWB
hwb(230 12% 26%)
OKLCH
oklch(42.5% 0.205 267.1)
P3
color(display-p3 0.1452 0.2210 0.7091)
HSV
hsv(230, 84%, 74%)
LAB
lab(31.46% 39.86 -70.71)
LCH
lch(31.46% 81.18 299.41)
CMYK
cmyk(84%, 70%, 0%, 26%)

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.

Picotee
noun

A botanical term for a flower with edges colored differently from the body — Picotee roses, Picotee sweet peas, Picotee dahlias all have a crisp white or contrasting band along the petal margin. The color Picotee blue refers to a saturated body-color blue used as the dominant petal field: a saturated, slightly violet-shifted deep blue with the matte finish of high-density flower petal. Cooler than royal, warmer than indigo.

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.

#1f39bc
Original
#0052c0
Protanopia
#0042ba
Deuteranopia
#005e76
Tritanopia
#3d3d3d
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).
AAAon White
8.86:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
Failon Black
2.37:1

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
##1F39BC
Display P3
Display P3
color(display-p3 0.1452 0.2210 0.7091)
P3 has visible headroomOKLCH chroma 0.205

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.

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