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Vibrantcyan

Plush Aqua Crystal

#259fd7
Notes

Plush Aqua Crystal (#259FD7) is a true cyan with a vibrant character. It holds its own as a focal accent, carrying visual weight without tipping into neon territory. Its HSL profile (199°, 71%, 49%) 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
#259fd7
RGB
rgb(37, 159, 215)
HSL
hsl(199, 71%, 49%)
HWB
hwb(199 15% 16%)
OKLCH
oklch(66.4% 0.130 234.6)
HSV
hsv(199, 83%, 84%)
LAB
lab(61.73% -12.91 -37.55)
LCH
lch(61.73% 39.71 251.03)
CMYK
cmyk(83%, 26%, 0%, 16%)

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.

#259fd7
Original
#839eda
Protanopia
#6c8ed6
Deuteranopia
#00aeb2
Tritanopia
#898989
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).
Failon White
2.99:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAAon Black
7.02:1

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Canvas