Colour

#63D8EC

#63D8EC
Cyan
Light
Nearest: Sky blue

#63D8EC is a cyan with RGB values 99, 216, 236 and HSL 189°, 78%, 66%. It is a light colour, so black text on it reaches 12.6:1 contrast (AAA for normal text). The nearest named colour is Sky blue.

Colour values

#63D8EC#63D8EC

HEX#63D8EC

RGBrgb(99, 216, 236)

RGB (0–1)0.3882, 0.8471, 0.9255

RGB percentages38.8%, 84.7%, 92.5%

HSLhsl(188.8, 78.3%, 65.7%)

HSV / HSBhsv(188.8, 58.1%, 92.5%)

CMYK58.1%, 8.5%, 0%, 7.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer6,543,596

CSS custom property--colour: #63D8EC;

Brightness & contrast

Relative luminance0.57821WCAG 2.x, 0 is black and 1 is white

Perceived brightness191.5 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 12.56:1

Contrast with white1.67:1WCAG normal text: Fail

Contrast with black12.56:1WCAG normal text: AAA

Greyscale equivalent#C1C1C1

Inverted#9C2713

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#C7D1EDno red cones; affects about 1% of men; ΔE 30.1 from the original

Deuteranopia#B2C2ECno green cones; the most common form, about 1% of men; ΔE 31.1 from the original

Tritanopia#00E1DEno blue cones; rare, and affects men and women equally; ΔE 19.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.67:1WCAG large text: Fail

Contrast with black, large text12.56:1WCAG large text: AAA

Named colours

Sky blue · ΔE 12.6 Dark turquoise · ΔE 15.2 Medium turquoise · ΔE 15.7 Pale turquoise · ΔE 18.1 Powder blue · ΔE 18.5 Light skyblue · ΔE 18.7

Nearest named CSS colourSky blue (#87CEEB)ΔE 12.65, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#EC7763

Analogous#63ECBC, #6393EC

Triadic#EC63D8, #D8EC63

Split complementary#EC6393, #ECBC63

Tetradic#BC63EC, #EC7763, #93EC63

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#FFFFFF

Lighter +30%#EBFAFD

Lighter +20%#BEEFF7

Lighter +10%#90E3F2

Darker −10%#36CDE6

Darker −20%#19B5D0

Darker −30%#148DA2

Darker −40%#0E6675

More saturated +25%#50E5FF

Less saturated −25%#79C9D6

Channel breakdown

R99

G216

B236

Red99 (38.8%)

Green216 (84.7%)

Blue236 (92.5%)

Hue188.76°

Saturation (HSL)78.29%

Lightness65.69%

Dominant channelBlue

Hex per channelR 63 · G D8 · B EC

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#63D8EC

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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