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Recognised as Colour

#A4D2EB

  • #A4D2EB
  • Blue
  • Light
  • Nearest: Light blue

#A4D2EB is a blue with RGB values 164, 210, 235 and HSL 201°, 64%, 78%. It is a light colour, so black text on it reaches 13:1 contrast (AAA for normal text). The nearest named colour is Light blue.

Colour values

#A4D2EB#A4D2EB
HEX#A4D2EB
RGBrgb(164, 210, 235)
RGB (0–1)0.6431, 0.8235, 0.9216
RGB percentages64.3%, 82.4%, 92.2%
HSLhsl(201.1, 64%, 78.2%)
HSV / HSBhsv(201.1, 30.2%, 92.2%)
CMYK30.2%, 10.6%, 0%, 7.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,801,899
CSS custom property--colour: #A4D2EB;

Brightness & contrast

Relative luminance0.59984WCAG 2.x, 0 is black and 1 is white
Perceived brightness200.6 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 13:1
Contrast with white1.62:1WCAG normal text: Fail
Contrast with black13:1WCAG normal text: AAA
Greyscale equivalent#CACACA
Inverted#5B2D14

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#C6D0ECno red cones; affects about 1% of men; ΔE 11.8 from the original
Deuteranopia#BCC8EBno green cones; the most common form, about 1% of men; ΔE 12.5 from the original
Tritanopia#8DD9DAno blue cones; rare, and affects men and women equally; ΔE 16.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.62:1WCAG large text: Fail
Contrast with black, large text13:1WCAG large text: AAA

Named colours

Light blue · ΔE 6.2Sky blue · ΔE 7.4Light steelblue · ΔE 8.9Powder blue · ΔE 11.2Light skyblue · ΔE 11.6Pale turquoise · ΔE 17.1
Nearest named CSS colourLight blue (#ADD8E6)ΔE 6.25, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EBBDA4
Analogous#A4EBE0, #A4AFEB
Triadic#EBA4D2, #D2EBA4
Split complementary#EBA4AF, #EBE1A4
Tetradic#E0A4EB, #EBBDA4, #AFEBA4

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#F8FBFD
Lighter +10%#CEE7F4
Darker −10%#7ABDE2
Darker −20%#50A9D9
Darker −30%#2C92CA
Darker −40%#2374A0
More saturated +25%#96D6F9
Less saturated −25%#B2CEDD

Channel breakdown

R164
G210
B235
Red164 (64.3%)
Green210 (82.4%)
Blue235 (92.2%)
Hue201.13°
Saturation (HSL)63.96%
Lightness78.24%
Dominant channelBlue
Hex per channelR A4 · G D2 · B EB

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Every value on this page was computed from “a4d2eb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.