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#66CDAA

Mediumaquamarine Color — #66CDAA

Complete color reference for #66CDAA: conversions to RGB, HSL, HSV, CMYK, color harmonies, shades & tints scale, and WCAG accessibility contrast ratios.

Color Format Conversions

HEX#66CDAA
RGBrgb(102, 205, 170)
HSLhsl(160, 51%, 60%)
HSVhsv(160, 50%, 80%)
CMYKC:50% M:0% Y:17% K:20%
CSS Colormediumaquamarine
Decimal6737322
Luminance0.4939

WCAG Accessibility Contrast

#66CDAA on White
Ratio: 1.93:1 — Fail
#66CDAA on Black
Ratio: 10.88:1 — AAA
White on #66CDAA
Ratio: 1.93:1 — Fail
Black on #66CDAA
Ratio: 10.88:1 — AAA

WCAG AA requires ≥4.5:1 (normal text) or ≥3:1 (large text). WCAG AAA requires ≥7:1.

Shades & Tints Scale

50#F7FDFB
100#E8F8F2
200#D1F0E6
300#BAE9D9
400#9CDFC8
500#66CDAA
600#52A488
700#3D7B66
800#295244
900#1A332B

Steps 50–400 are tints (mixed with white); 500 is the base color; 600–900 are shades (mixed with black).

Color Harmonies

Related Color Tools

Frequently Asked Questions

What is the RGB equivalent of #66CDAA?

The RGB equivalent is rgb(102, 205, 170). The red channel is 102, green is 205, and blue is 170 (scale 0–255).

What is the HSL value of #66CDAA?

The HSL value is hsl(160, 51%, 60%). Hue is 160°, saturation is 51%, and lightness is 60%.

Does #66CDAA meet WCAG accessibility standards?

On a white background, #66CDAA achieves a 1.93:1 contrast ratio (Fail). On a black background it achieves 10.88:1 (AAA). WCAG AA requires ≥4.5:1 for normal text.

What is the complementary color of #66CDAA?

The complementary color (180° opposite on the hue wheel) of #66CDAA is #CD6588.