Colour

#31DCFF

#31DCFF
Cyan
Light
Nearest: Sky blue

#31DCFF is a cyan with RGB values 49, 220, 255 and HSL 190°, 100%, 60%. It is a light colour, so black text on it reaches 12.8:1 contrast (AAA for normal text). The nearest named colour is Sky blue.

Colour values

#31DCFF#31DCFF

HEX#31DCFF

RGBrgb(49, 220, 255)

RGB (0–1)0.1922, 0.8627, 1

RGB percentages19.2%, 86.3%, 100%

HSLhsl(190.2, 100%, 59.6%)

HSV / HSBhsv(190.2, 80.8%, 100%)

CMYK80.8%, 13.7%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,267,839

CSS custom property--colour: #31DCFF;

Brightness & contrast

Relative luminance0.59059WCAG 2.x, 0 is black and 1 is white

Perceived brightness191.2 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 12.81:1

Contrast with white1.64:1WCAG normal text: Fail

Contrast with black12.81:1WCAG normal text: AAA

Greyscale equivalent#BABABA

Inverted#CE2300

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#C4D5FFno red cones; affects about 1% of men; ΔE 34 from the original

Deuteranopia#A9C2FFno green cones; the most common form, about 1% of men; ΔE 36 from the original

Tritanopia#00E9E7no blue cones; rare, and affects men and women equally; ΔE 22.9 from the original

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

Contrast with white, large text1.64:1WCAG large text: Fail

Contrast with black, large text12.81:1WCAG large text: AAA

Named colours

Sky blue · ΔE 17.2 Light skyblue · ΔE 19.3 Dark turquoise · ΔE 19.3 Deep skyblue · ΔE 20.4 Medium turquoise · ΔE 22.3 Aqua · ΔE 25.3

Nearest named CSS colourSky blue (#87CEEB)ΔE 17.18, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#FF5431

Analogous#31FFBB, #3175FF

Triadic#FF31DC, #DCFF31

Split complementary#FF3175, #FFBB31

Tetradic#BB31FF, #FF5431, #75FF31

Tints, shades & saturation

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

Lighter +40%#FDFFFF

Lighter +30%#CAF6FF

Lighter +20%#97EDFF

Lighter +10%#64E5FF

Darker −10%#00D2FD

Darker −20%#00A8CA

Darker −30%#007D97

Darker −40%#005364

More saturated +25%#31DCFF

Less saturated −25%#4BCBE5

Channel breakdown

R49

G220

B255

Red49 (19.2%)

Green220 (86.3%)

Blue255 (100%)

Hue190.19°

Saturation (HSL)100%

Lightness59.61%

Dominant channelBlue

Hex per channelR 31 · G DC · B FF

Keep nerding

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

#31DCFF

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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