#66C5D3

A light, moderate cyan closely aligning with Skyblue.

About #66C5D3

At its core, #66C5D3 is a light and moderate hue. If you're using CSS, you might find it aligns closely with Skyblue. To achieve this exact tint on a monitor, you would use an RGB mix of 102, 197, and 211.

When sending designs containing this color to a printer, the CMYK values come into play. This specific hue requires a mix of 52% C, 7% M, 0% Y, and 17% K. This makes it a relatively light color when applied to physical surfaces.

Ensuring your text is legible against this background is a key part of web design. Mathematical luminance calculations suggest that #000000 text provides the most optimal reading experience. You can view the detailed AAA and AA pass/fail metrics in the table below.

Color Space Conversions

HEX#66C5D3
RGB102, 197, 211
HSL187.7°, 55.3%, 61.4%
CMYK52%, 7%, 0%, 17%
HSV187.7°, 51.7%, 82.7%
LAB74.5, -24.3, -15.6
XYZ37.2, 47.5, 68.8
Decimal6735315

Color Harmonies

Complementary

Analogous

Triadic

Tints, Shades & Tones

Tints (Adding White)

Shades (Adding Black)

WCAG Contrast Accessibility

2.00:1
Text on #FFFFFF
FAIL
10.49:1
Text on #000000
AAA
1.91:1
Text on #F8FAFC
FAIL
8.92:1
Text on #0F172A
AAA

CSS Implementation

.bg-color { background-color: #66C5D3; }
.text-color { color: #66C5D3; }
.border-color { border: 2px solid #66C5D3; }

Similar Colors

Skyblue
#87CEEB