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Recognised as Colour

#83B3EE

  • #83B3EE
  • Blue
  • Dark
  • Nearest: Light skyblue

#83B3EE is a blue with RGB values 131, 179, 238 and HSL 213°, 76%, 72%. It is a dark colour, so black text on it reaches 9.6:1 contrast (AAA for normal text). The nearest named colour is Light skyblue.

Colour values

#83B3EE#83B3EE
HEX#83B3EE
RGBrgb(131, 179, 238)
RGB (0–1)0.5137, 0.702, 0.9333
RGB percentages51.4%, 70.2%, 93.3%
HSLhsl(213.1, 75.9%, 72.4%)
HSV / HSBhsv(213.1, 45%, 93.3%)
CMYK45%, 24.8%, 0%, 6.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,631,278
CSS custom property--colour: #83B3EE;

Brightness & contrast

Relative luminance0.43239WCAG 2.x, 0 is black and 1 is white
Perceived brightness174.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.65:1
Contrast with white2.18:1WCAG normal text: Fail
Contrast with black9.65:1WCAG normal text: AAA
Greyscale equivalent#ADADAD
Inverted#7C4C11

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#9CB6F1no red cones; affects about 1% of men; ΔE 6.5 from the original
Deuteranopia#8FABEDno green cones; the most common form, about 1% of men; ΔE 7.6 from the original
Tritanopia#58C0C7no blue cones; rare, and affects men and women equally; ΔE 35 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.18:1WCAG large text: Fail
Contrast with black, large text9.65:1WCAG large text: AAA

Named colours

Light skyblue · ΔE 14.3Deep skyblue · ΔE 18.9Steel blue · ΔE 19.7Light steelblue · ΔE 20.3Cornflower blue · ΔE 20.4Sky blue · ΔE 20.8
Nearest named CSS colourLight skyblue (#87CEFA)ΔE 14.29, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EEBE83
Analogous#83E8EE, #8983EE
Triadic#EE83B3, #B3EE83
Split complementary#EE8883, #E9EE83
Tetradic#EE83E8, #EEBE83, #83EE88

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#DDEAFA
Lighter +10%#B0CEF4
Darker −10%#5698E8
Darker −20%#297CE2
Darker −30%#1A64BE
Darker −40%#144C91
More saturated +25%#72B1FF
Less saturated −25%#95B5DC

Channel breakdown

R131
G179
B238
Red131 (51.4%)
Green179 (70.2%)
Blue238 (93.3%)
Hue213.08°
Saturation (HSL)75.89%
Lightness72.35%
Dominant channelBlue
Hex per channelR 83 · G B3 · B EE

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Every value on this page was computed from “83b3ee” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.