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Vibrantcyan

Dusky Aqua Ribbon

#33d5ed
Notes

Dusky Aqua Ribbon (#33D5ED) 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 (188°, 84%, 56%) places it in the highly saturated band at a mid lightness. Best used in small doses, like logos, CTAs, focus rings, or highlight text, where its saturation becomes a feature rather than noise. 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
#33d5ed
RGB
rgb(51, 213, 237)
HSL
hsl(188, 84%, 56%)
HWB
hwb(188 20% 7%)
OKLCH
oklch(80.4% 0.130 210.2)
HSV
hsv(188, 78%, 93%)
LAB
lab(78.70% -32.11 -23.36)
LCH
lch(78.70% 39.71 216.04)
CMYK
cmyk(78%, 10%, 0%, 7%)

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.

#33d5ed
Original
#c1cdee
Protanopia
#a8bbed
Deuteranopia
#00e0dc
Tritanopia
#b4b4b4
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
1.77:1
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
11.88:1

Related Colors

Canvas