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Shielded Konpeki

#3889dc
Notes

Shielded Konpeki (#3889DC) is a true azure with a vibrant character. It holds its own as a focal accent, carrying visual weight without tipping into neon territory. Its HSL profile (210°, 70%, 54%) 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 orange. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#3889dc
RGB
rgb(56, 137, 220)
HSL
hsl(210, 70%, 54%)
HWB
hwb(210 22% 14%)
OKLCH
oklch(62.1% 0.148 251.9)
HSV
hsv(210, 75%, 86%)
LAB
lab(55.98% 3.50 -49.38)
LCH
lch(55.98% 49.50 274.05)
CMYK
cmyk(75%, 38%, 0%, 14%)

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.

Konpeki
noun

Japanese konpeki (紺碧) — the saturated deep azure of clear ocean and sky. The compound combines kon (deep blue) and heki (jade-blue), naming a color deeper than aozora and brighter than ruri. The color refers to konpeki-painted Edo-period folding screens: a saturated, slightly cool deep blue with the matte finish of pigment in tempera.

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

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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.

#3889dc
Original
#628edf
Protanopia
#497fda
Deuteranopia
#009da8
Tritanopia
#7e7e7e
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
3.63:1
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
5.78:1

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