Colour

#03D8FF

#03D8FF
Cyan
Light
Nearest: Sky blue

#03D8FF is a cyan with RGB values 3, 216, 255 and HSL 189°, 100%, 51%. It is a light colour, so black text on it reaches 12.3:1 contrast (AAA for normal text). The nearest named colour is Sky blue.

Colour values

#03D8FF#03D8FF

HEX#03D8FF

RGBrgb(3, 216, 255)

RGB (0–1)0.0118, 0.8471, 1

RGB percentages1.2%, 84.7%, 100%

HSLhsl(189.3, 100%, 50.6%)

HSV / HSBhsv(189.3, 98.8%, 100%)

CMYK98.8%, 15.3%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer252,159

CSS custom property--colour: #03D8FF;

Brightness & contrast

Relative luminance0.56351WCAG 2.x, 0 is black and 1 is white

Perceived brightness186.6 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 12.27:1

Contrast with white1.71:1WCAG normal text: Fail

Contrast with black12.27:1WCAG normal text: AAA

Greyscale equivalent#AEAEAE

Inverted#FC2700

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#BFD1FFno red cones; affects about 1% of men; ΔE 34.9 from the original

Deuteranopia#A2BDFFno green cones; the most common form, about 1% of men; ΔE 37 from the original

Tritanopia#00E5E4no blue cones; rare, and affects men and women equally; ΔE 23.8 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text1.71:1WCAG large text: Fail

Contrast with black, large text12.27:1WCAG large text: AAA

Named colours

Sky blue · ΔE 18.4 Deep skyblue · ΔE 18.4 Light skyblue · ΔE 19.6 Dark turquoise · ΔE 20.8 Medium turquoise · ΔE 24.2 Aqua · ΔE 27.2

Nearest named CSS colourSky blue (#87CEEB)ΔE 18.36, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#FF2A03

Analogous#03FFA8, #035AFF

Triadic#FF03D8, #D8FF03

Split complementary#FF035A, #FFA803

Tetradic#A803FF, #FF2A03, #5AFF03

Tints, shades & saturation

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

Lighter +40%#CFF8FF

Lighter +30%#9CF0FF

Lighter +20%#69E8FF

Lighter +10%#36E0FF

Darker −10%#00AFCF

Darker −20%#00849C

Darker −30%#005969

Darker −40%#002E36

More saturated +25%#03D8FF

Less saturated −25%#22C2E0

Channel breakdown

G216

B255

Red3 (1.2%)

Green216 (84.7%)

Blue255 (100%)

Hue189.29°

Saturation (HSL)100%

Lightness50.59%

Dominant channelBlue

Hex per channelR 03 · G D8 · B FF

Keep nerding

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

#03D8FF

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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