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Recognised as Colour

#83AAEE

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

#83AAEE is a blue with RGB values 131, 170, 238 and HSL 218°, 76%, 72%. It is a dark colour, so black text on it reaches 8.9:1 contrast (AAA for normal text). The nearest named colour is Cornflower blue.

Colour values

#83AAEE#83AAEE
HEX#83AAEE
RGBrgb(131, 170, 238)
RGB (0–1)0.5137, 0.6667, 0.9333
RGB percentages51.4%, 66.7%, 93.3%
HSLhsl(218.1, 75.9%, 72.4%)
HSV / HSBhsv(218.1, 45%, 93.3%)
CMYK45%, 28.6%, 0%, 6.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,628,974
CSS custom property--colour: #83AAEE;

Brightness & contrast

Relative luminance0.39748WCAG 2.x, 0 is black and 1 is white
Perceived brightness169 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.95:1
Contrast with white2.35:1WCAG normal text: Fail
Contrast with black8.95:1WCAG normal text: AAA
Greyscale equivalent#A7A7A7
Inverted#7C5511

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#91AFF1no red cones; affects about 1% of men; ΔE 3.4 from the original
Deuteranopia#85A5EDno green cones; the most common form, about 1% of men; ΔE 3.6 from the original
Tritanopia#5AB9C2no blue cones; rare, and affects men and women equally; ΔE 39 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.35:1WCAG large text: Fail
Contrast with black, large text8.95:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 14.2Steel blue · ΔE 19.8Light skyblue · ΔE 20.9Deep skyblue · ΔE 22.8Light steelblue · ΔE 25.4Sky blue · ΔE 27.5
Nearest named CSS colourCornflower blue (#6495ED)ΔE 14.21, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EEC783
Analogous#83E0EE, #9283EE
Triadic#EE83AA, #AAEE83
Split complementary#EE9183, #E0EE83
Tetradic#EE83DF, #EEC783, #83EE91

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#DDE7FA
Lighter +10%#B0C9F4
Darker −10%#568BE8
Darker −20%#296DE2
Darker −30%#1A56BE
Darker −40%#144291
More saturated +25%#72A5FF
Less saturated −25%#95AFDC

Channel breakdown

R131
G170
B238
Red131 (51.4%)
Green170 (66.7%)
Blue238 (93.3%)
Hue218.13°
Saturation (HSL)75.89%
Lightness72.35%
Dominant channelBlue
Hex per channelR 83 · G AA · B EE

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