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Recognised as Colour

#90DCFF

  • #90DCFF
  • Cyan
  • Light
  • Nearest: Sky blue

#90DCFF is a cyan with RGB values 144, 220, 255 and HSL 199°, 100%, 78%. It is a light colour, so black text on it reaches 13.9:1 contrast (AAA for normal text). The nearest named colour is Sky blue.

Colour values

#90DCFF#90DCFF
HEX#90DCFF
RGBrgb(144, 220, 255)
RGB (0–1)0.5647, 0.8627, 1
RGB percentages56.5%, 86.3%, 100%
HSLhsl(198.9, 100%, 78.2%)
HSV / HSBhsv(198.9, 43.5%, 100%)
CMYK43.5%, 13.7%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,493,759
CSS custom property--colour: #90DCFF;

Brightness & contrast

Relative luminance0.64336WCAG 2.x, 0 is black and 1 is white
Perceived brightness205 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 13.87:1
Contrast with white1.51:1WCAG normal text: Fail
Contrast with black13.87:1WCAG normal text: AAA
Greyscale equivalent#CECECE
Inverted#6F2300

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#CAD9FFno red cones; affects about 1% of men; ΔE 18.1 from the original
Deuteranopia#BACCFFno green cones; the most common form, about 1% of men; ΔE 19.8 from the original
Tritanopia#60E6E7no blue cones; rare, and affects men and women equally; ΔE 24.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.51:1WCAG large text: Fail
Contrast with black, large text13.87:1WCAG large text: AAA

Named colours

Sky blue · ΔE 5.8Light skyblue · ΔE 7.1Light blue · ΔE 13.4Powder blue · ΔE 16.5Light steelblue · ΔE 17.2Pale turquoise · ΔE 19.6
Nearest named CSS colourSky blue (#87CEEB)ΔE 5.83, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FFB390
Analogous#90FFEB, #90A4FF
Triadic#FF90DC, #DCFF90
Split complementary#FF90A4, #FFEA90
Tetradic#EB90FF, #FFB390, #A5FF90

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#F6FCFF
Lighter +10%#C3ECFF
Darker −10%#5DCCFF
Darker −20%#2ABCFF
Darker −30%#00A8F6
Darker −40%#0086C3
More saturated +25%#90DCFF
Less saturated −25%#9ED7F1

Channel breakdown

R144
G220
B255
Red144 (56.5%)
Green220 (86.3%)
Blue255 (100%)
Hue198.92°
Saturation (HSL)100%
Lightness78.24%
Dominant channelBlue
Hex per channelR 90 · G DC · B FF

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Every value on this page was computed from “90dcff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.