Recognised as Colour

#12D8FF

#12D8FF
Cyan
Light
Nearest: Sky blue

#12D8FF is a cyan with RGB values 18, 216, 255 and HSL 190°, 100%, 54%. 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

#12D8FF#12D8FF

HEX#12D8FF

RGBrgb(18, 216, 255)

RGB (0–1)0.0706, 0.8471, 1

RGB percentages7.1%, 84.7%, 100%

HSLhsl(189.9, 100%, 53.5%)

HSV / HSBhsv(189.9, 92.9%, 100%)

CMYK92.9%, 15.3%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,235,199

CSS custom property--colour: #12D8FF;

Brightness & contrast

Relative luminance0.5646WCAG 2.x, 0 is black and 1 is white

Perceived brightness186.8 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 12.29:1

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

Contrast with black12.29:1WCAG normal text: AAA

Greyscale equivalent#B1B1B1

Inverted#ED2700

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#BFD1FFno red cones; affects about 1% of men; ΔE 34.5 from the original

Deuteranopia#A3BDFFno green cones; the most common form, about 1% of men; ΔE 36.9 from the original

Tritanopia#00E5E4no blue cones; rare, and affects men and women equally; ΔE 23.9 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 text12.29:1WCAG large text: AAA

Named colours

Sky blue · ΔE 18 Deep skyblue · ΔE 18.2 Light skyblue · ΔE 19.2 Dark turquoise · ΔE 20.9 Medium turquoise · ΔE 24.2 Aqua · ΔE 27.4

Nearest named CSS colourSky blue (#87CEEB)ΔE 18, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#FF3912

Analogous#12FFB0, #1262FF

Triadic#FF12D8, #D8FF12

Split complementary#FF1262, #FFB012

Tetradic#B012FF, #FF3912, #62FF12

Tints, shades & saturation

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

Lighter +40%#DEFAFF

Lighter +30%#ABF1FF

Lighter +20%#78E9FF

Lighter +10%#45E0FF

Darker −10%#00B9DE

Darker −20%#008FAB

Darker −30%#006478

Darker −40%#003A45

More saturated +25%#12D8FF

Less saturated −25%#30C4E1

Channel breakdown

R18

G216

B255

Red18 (7.1%)

Green216 (84.7%)

Blue255 (100%)

Hue189.87°

Saturation (HSL)100%

Lightness53.53%

Dominant channelBlue

Hex per channelR 12 · G D8 · B FF

Keep nerding

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

#12D8FF

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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