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Drafted Niagara

#365377
Notes

Drafted Niagara (#365377) is a deep azure 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 (213°, 38%, 34%) places it in the balanced band at a dark lightness. It works well as a headline, icon, or deep background in an otherwise light layout, pairing cleanly with cream, bone, and warm neutrals. 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
#365377
RGB
rgb(54, 83, 119)
HSL
hsl(213, 38%, 34%)
HWB
hwb(213 21% 53%)
OKLCH
oklch(43.6% 0.069 254.4)
P3
color(display-p3 0.2367 0.3225 0.4552)
HSV
hsv(213, 55%, 47%)
LAB
lab(34.60% 0.48 -23.79)
LCH
lch(34.60% 23.79 271.16)
CMYK
cmyk(55%, 30%, 0%, 53%)

Etymology

Drafted
adjective

Old English draht, draft — past-participle of draft. As a color modifier, drafted implies a clear-and-line-and-measured quality, the crisp color of Mid-Century-Modern hand-drafted architectural-and-engineering studio-drawing precision-tool-rendered lines. Sits at the crisp-and-incised end of the grid, parallel to drawn and plotted in usage.

Niagara
noun

The triple waterfall on the Niagara River between New York and Ontario — the largest waterfall by flow rate east of the Mississippi. Niagara blue refers to the color of the water as it falls: a saturated, slightly green-shifted deep blue with the optical complexity of glacial-melt water mixed with limestone-derived calcium carbonate. Cooler than turquoise, deeper than aqua, with the natural-wonder weight of a falls visited by millions annually.

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.

#365377
Original
#455579
Protanopia
#3d4f76
Deuteranopia
#135b60
Tritanopia
#4f4f4f
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
7.89:1
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
2.66:1

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
##365377
Display P3
Display P3
color(display-p3 0.2367 0.3225 0.4552)
Inside sRGBOKLCH chroma 0.069

This color sits well within the sRGB cube. P3 and sRGB share the gray axis and most desaturated tones, so a P3 display renders this identically to an sRGB display.

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