Colour

#01D5FF

#01D5FF
Cyan
Light
Nearest: Deep skyblue

#01D5FF is a cyan with RGB values 1, 213, 255 and HSL 190°, 100%, 50%. It is a light colour, so black text on it reaches 12:1 contrast (AAA for normal text). The nearest named colour is Deep skyblue.

Colour values

#01D5FF#01D5FF

HEX#01D5FF

RGBrgb(1, 213, 255)

RGB (0–1)0.0039, 0.8353, 1

RGB percentages0.4%, 83.5%, 100%

HSLhsl(189.9, 100%, 50.2%)

HSV / HSBhsv(189.9, 99.6%, 100%)

CMYK99.6%, 16.5%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer120,319

CSS custom property--colour: #01D5FF;

Brightness & contrast

Relative luminance0.54815WCAG 2.x, 0 is black and 1 is white

Perceived brightness184.5 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 11.96:1

Contrast with white1.76:1WCAG normal text: Fail

Contrast with black11.96:1WCAG normal text: AAA

Greyscale equivalent#ABABAB

Inverted#FE2A00

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#BBCFFFno red cones; affects about 1% of men; ΔE 33.5 from the original

Deuteranopia#9FBBFFno green cones; the most common form, about 1% of men; ΔE 35.9 from the original

Tritanopia#00E3E2no blue cones; rare, and affects men and women equally; ΔE 25.7 from the original

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

Contrast with white, large text1.76:1WCAG large text: Fail

Contrast with black, large text11.96:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 16.2 Sky blue · ΔE 18 Light skyblue · ΔE 18.5 Dark turquoise · ΔE 22.5 Medium turquoise · ΔE 25.8 Light blue · ΔE 28.1

Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 16.22, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#FF2B01

Analogous#01FFAA, #0156FF

Triadic#FF01D5, #D5FF01

Split complementary#FF0156, #FFAA01

Tetradic#AA01FF, #FF2B01, #56FF01

Tints, shades & saturation

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

Lighter +40%#CDF7FF

Lighter +30%#9AEEFF

Lighter +20%#67E6FF

Lighter +10%#34DDFF

Darker −10%#00ABCD

Darker −20%#00819A

Darker −30%#005667

Darker −40%#002B34

More saturated +25%#01D5FF

Less saturated −25%#21C0DF

Channel breakdown

G213

B255

Red1 (0.4%)

Green213 (83.5%)

Blue255 (100%)

Hue189.92°

Saturation (HSL)100%

Lightness50.2%

Dominant channelBlue

Hex per channelR 01 · G D5 · B FF

Keep nerding

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

#01D5FF

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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