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Chivalrous Aozora

#388de5
Notes

Chivalrous Aozora (#388DE5) 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 (211°, 77%, 56%) 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 orange. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#388de5
RGB
rgb(56, 141, 229)
HSL
hsl(211, 77%, 56%)
HWB
hwb(211 22% 10%)
OKLCH
oklch(63.5% 0.155 252.3)
P3
color(display-p3 0.3129 0.5457 0.8721)
HSV
hsv(211, 76%, 90%)
LAB
lab(57.60% 4.36 -51.83)
LCH
lch(57.60% 52.01 274.80)
CMYK
cmyk(76%, 38%, 0%, 10%)

Etymology

Chivalrous
adjective

Old French chevaleros, knightly — adjectival suffix -ous, derived from cheval (horse). As a color modifier, chivalrous implies a saturated-and-knightly-and-gallant quality, the deep-rich color of medieval-Romance chanson-de-geste hero-and-troubadour song tradition. Sits at the bold-and-chivalrous end of the grid, parallel to gallant and knightly.

Aozora
noun

The Japanese compound for blue sky — used for the high-saturation deep blue of cloudless mid-day sky. Aozora names the brand of children's literacy programs in modern Japan and the literary association of clarity. The color refers to a Tokyo summer aozora at midday: a saturated, slightly cool deep blue with the optical brightness of clean atmosphere.

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.

#388de5
Original
#6393e9
Protanopia
#4883e3
Deuteranopia
#00a2ae
Tritanopia
#818181
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
3.44:1
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
6.11:1

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
##388DE5
Display P3
Display P3
color(display-p3 0.3129 0.5457 0.8721)
P3 has subtle headroomOKLCH chroma 0.155

Moderately saturated colors gain a small bump in P3 — the difference is usually visible side-by-side on wide-gamut hardware but won't change the character of the color.

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