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Knightly Cappadocia

#454cb1
Notes

Knightly Cappadocia (#454CB1) is a true blue with an earthy character. It leans grounded and natural, the kind of color that plays well with wood, clay, linen, and warm neutrals. Its HSL profile (236°, 44%, 48%) 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 yellow. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#454cb1
RGB
rgb(69, 76, 177)
HSL
hsl(236, 44%, 48%)
HWB
hwb(236 27% 31%)
OKLCH
oklch(46.9% 0.158 275.5)
HSV
hsv(236, 61%, 69%)
LAB
lab(37.13% 28.43 -54.86)
LCH
lch(37.13% 61.79 297.39)
CMYK
cmyk(61%, 57%, 0%, 31%)

Etymology

Knightly
adjective

Old English cniht, young man / knight — adjectival suffix -ly. As a color modifier, knightly implies a saturated-and-chivalrous-and-medieval quality, the deep-rich color of medieval-English-and-French knight-and-squire armorial-bearings-and-livery tradition. Sits at the bold-and-chivalrous end of the grid, parallel to gallant and cavalier.

Cappadocia
noun

Central Anatolian volcanic-tuff region in Turkey, famous for its Hittite-era nazar (evil-eye) amulets cast in deep-cobalt-blue glass. Cappadocia color refers to a hand-blown Cappadocian nazar glass disc on a Göreme bazaar stall: a saturated, slightly cool deep blue-violet with the glossy finish of cobalt-and-iron-flux Anatolian glassmaking. Distinct from the same region's pale-tuff stone formations.

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.

#454cb1
Original
#005cb4
Protanopia
#0053af
Deuteranopia
#006477
Tritanopia
#525252
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
7.19:1
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
2.92:1

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