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Recognised as Colour

#83A4EA

  • #83A4EA
  • Blue
  • Dark
  • Nearest: Cornflower blue

#83A4EA is a blue with RGB values 131, 164, 234 and HSL 221°, 71%, 72%. It is a dark colour, so black text on it reaches 8.5:1 contrast (AAA for normal text). The nearest named colour is Cornflower blue.

Colour values

#83A4EA#83A4EA
HEX#83A4EA
RGBrgb(131, 164, 234)
RGB (0–1)0.5137, 0.6431, 0.9176
RGB percentages51.4%, 64.3%, 91.8%
HSLhsl(220.8, 71%, 71.6%)
HSV / HSBhsv(220.8, 44%, 91.8%)
CMYK44%, 29.9%, 0%, 8.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,627,434
CSS custom property--colour: #83A4EA;

Brightness & contrast

Relative luminance0.37317WCAG 2.x, 0 is black and 1 is white
Perceived brightness164.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.46:1
Contrast with white2.48:1WCAG normal text: Fail
Contrast with black8.46:1WCAG normal text: AAA
Greyscale equivalent#A2A2A2
Inverted#7C5B15

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8BAAEDno red cones; affects about 1% of men; ΔE 2.9 from the original
Deuteranopia#80A0E8no green cones; the most common form, about 1% of men; ΔE 1.9 from the original
Tritanopia#5DB3BDno blue cones; rare, and affects men and women equally; ΔE 39.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.48:1WCAG large text: Fail
Contrast with black, large text8.46:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 12.2Steel blue · ΔE 19.6Light skyblue · ΔE 23.7Deep skyblue · ΔE 25.2Dodgerblue · ΔE 26.1Light steelblue · ΔE 27.2
Nearest named CSS colourCornflower blue (#6495ED)ΔE 12.22, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EAC983
Analogous#83D7EA, #9683EA
Triadic#EA83A4, #A4EA83
Split complementary#EA9683, #D7EA83
Tetradic#EA83D7, #EAC983, #83EA96

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#DAE4F9
Lighter +10%#AFC4F1
Darker −10%#5784E3
Darker −20%#2C64DB
Darker −30%#1F4FB5
Darker −40%#173C8A
More saturated +25%#719DFC
Less saturated −25%#95ABD8

Channel breakdown

R131
G164
B234
Red131 (51.4%)
Green164 (64.3%)
Blue234 (91.8%)
Hue220.78°
Saturation (HSL)71.03%
Lightness71.57%
Dominant channelBlue
Hex per channelR 83 · G A4 · B EA

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Every value on this page was computed from “83a4ea” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.