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Recognised as Colour

#05DAFF

  • #05DAFF
  • Cyan
  • Light
  • Nearest: Sky blue

#05DAFF is a cyan with RGB values 5, 218, 255 and HSL 189°, 100%, 51%. It is a light colour, so black text on it reaches 12.5:1 contrast (AAA for normal text). The nearest named colour is Sky blue.

Colour values

#05DAFF#05DAFF
HEX#05DAFF
RGBrgb(5, 218, 255)
RGB (0–1)0.0196, 0.8549, 1
RGB percentages2%, 85.5%, 100%
HSLhsl(188.9, 100%, 51%)
HSV / HSBhsv(188.9, 98%, 100%)
CMYK98%, 14.5%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer383,743
CSS custom property--colour: #05DAFF;

Brightness & contrast

Relative luminance0.57395WCAG 2.x, 0 is black and 1 is white
Perceived brightness187.9 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 12.48:1
Contrast with white1.68:1WCAG normal text: Fail
Contrast with black12.48:1WCAG normal text: AAA
Greyscale equivalent#AFAFAF
Inverted#FA2500

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#C1D3FFno red cones; affects about 1% of men; ΔE 35.4 from the original
Deuteranopia#A5BFFFno green cones; the most common form, about 1% of men; ΔE 37.6 from the original
Tritanopia#00E7E6no blue cones; rare, and affects men and women equally; ΔE 22.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.68:1WCAG large text: Fail
Contrast with black, large text12.48:1WCAG large text: AAA

Named colours

Sky blue · ΔE 18.7Dark turquoise · ΔE 19.7Deep skyblue · ΔE 19.8Light skyblue · ΔE 20.4Medium turquoise · ΔE 23.1Aqua · ΔE 25.8
Nearest named CSS colourSky blue (#87CEEB)ΔE 18.71, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF2A05
Analogous#05FFA7, #055DFF
Triadic#FF05DA, #DAFF05
Split complementary#FF055D, #FFA705
Tetradic#A705FF, #FF2A05, #5DFF05

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D1F8FF
Lighter +30%#9EF1FF
Lighter +20%#6BE9FF
Lighter +10%#38E2FF
Darker −10%#00B2D1
Darker −20%#00879E
Darker −30%#005B6B
Darker −40%#003038
More saturated +25%#05DAFF
Less saturated −25%#24C4E0

Channel breakdown

R5
G218
B255
Red5 (2%)
Green218 (85.5%)
Blue255 (100%)
Hue188.88°
Saturation (HSL)100%
Lightness50.98%
Dominant channelBlue
Hex per channelR 05 · G DA · B FF

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Every value on this page was computed from “05daff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.