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Vibrantcyan

Crisp Sky Shimmer

#63badf
Notes

Crisp Sky Shimmer (#63BADF) 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 (198°, 66%, 63%) 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
#63badf
RGB
rgb(99, 186, 223)
HSL
hsl(198, 66%, 63%)
HWB
hwb(198 39% 13%)
OKLCH
oklch(74.9% 0.099 228.0)
HSV
hsv(198, 56%, 87%)
LAB
lab(71.62% -15.84 -26.51)
LCH
lch(71.62% 30.89 239.14)
CMYK
cmyk(56%, 17%, 0%, 13%)

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.

#63badf
Original
#a7b7e1
Protanopia
#95aadf
Deuteranopia
#00c5c6
Tritanopia
#aaaaaa
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
2.18:1
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
9.62:1

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Canvas