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Sinewy Boracay

#1f55ac
Notes

Sinewy Boracay (#1F55AC) 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 (217°, 69%, 40%) 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
#1f55ac
RGB
rgb(31, 85, 172)
HSL
hsl(217, 69%, 40%)
HWB
hwb(217 12% 33%)
OKLCH
oklch(46.5% 0.151 259.8)
HSV
hsv(217, 82%, 67%)
LAB
lab(37.42% 15.30 -51.51)
LCH
lch(37.42% 53.74 286.54)
CMYK
cmyk(82%, 51%, 0%, 33%)

Etymology

Sinewy
adjective

Old English sinu, sinew — adjectival suffix -y. As a color modifier, sinewy implies a saturated-and-muscular-and-firm quality where the hue carries the lean-and-strong visual presence of a Roman-statue athletic figure. Sits at the bold-and-firm end of the grid, parallel to stalwart and rugged in usage.

Boracay
noun

The Philippine resort island in the western Visayas — and the saturated deep blue of White Beach lagoon water and the surrounding Sulu Sea. Boracay refers to White Beach lagoon at midday: a saturated, slightly cool deep blue with the optical clarity of warm Pacific water against pure white silica sand.

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.

#1f55ac
Original
#1e5faf
Protanopia
#0052aa
Deuteranopia
#006a78
Tritanopia
#505050
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
7.11:1
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
2.95:1

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