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Vibrantcyan

Warm Aqua Drift

#28c1c8
Notes

Warm Aqua Drift (#28C1C8) 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 (183°, 67%, 47%) 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 red. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#28c1c8
RGB
rgb(40, 193, 200)
HSL
hsl(183, 67%, 47%)
HWB
hwb(183 16% 22%)
OKLCH
oklch(74.0% 0.119 199.8)
HSV
hsv(183, 80%, 78%)
LAB
lab(71.39% -34.87 -14.46)
LCH
lch(71.39% 37.75 202.52)
CMYK
cmyk(80%, 4%, 0%, 22%)

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.

#28c1c8
Original
#b2b8c9
Protanopia
#9da8c9
Deuteranopia
#00c8c3
Tritanopia
#a1a1a1
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
2.20:1
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
9.55:1

Related Colors

Canvas