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Recognised as Colour

#83B5DE

  • #83B5DE
  • Blue
  • Dark
  • Nearest: Light skyblue

#83B5DE is a blue with RGB values 131, 181, 222 and HSL 207°, 58%, 69%. 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

#83B5DE#83B5DE
HEX#83B5DE
RGBrgb(131, 181, 222)
RGB (0–1)0.5137, 0.7098, 0.8706
RGB percentages51.4%, 71%, 87.1%
HSLhsl(207, 58%, 69.2%)
HSV / HSBhsv(207, 41%, 87.1%)
CMYK41%, 18.5%, 0%, 12.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,631,774
CSS custom property--colour: #83B5DE;

Brightness & contrast

Relative luminance0.43147WCAG 2.x, 0 is black and 1 is white
Perceived brightness173.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.63:1
Contrast with white2.18:1WCAG normal text: Fail
Contrast with black9.63:1WCAG normal text: AAA
Greyscale equivalent#ADADAD
Inverted#7C4A21

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A4B5E0no red cones; affects about 1% of men; ΔE 10.2 from the original
Deuteranopia#98ABDDno green cones; the most common form, about 1% of men; ΔE 11.2 from the original
Tritanopia#61BFC2no blue cones; rare, and affects men and women equally; ΔE 26.1 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 text9.63:1WCAG large text: AAA

Named colours

Light skyblue · ΔE 9.8Sky blue · ΔE 12.4Light steelblue · ΔE 13.5Light blue · ΔE 19.4Steel blue · ΔE 20.3Deep skyblue · ΔE 20.4
Nearest named CSS colourLight skyblue (#87CEFA)ΔE 9.76, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DEAC83
Analogous#83DED9, #8388DE
Triadic#DE83B5, #B5DE83
Split complementary#DE8388, #DED983
Tetradic#D983DE, #DEAC83, #88DE83

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FCFDFE
Lighter +20%#D4E5F3
Lighter +10%#ABCDE9
Darker −10%#5B9DD3
Darker −20%#3585C6
Darker −30%#2A6A9E
Darker −40%#1F4F76
More saturated +25%#6FB7F2
Less saturated −25%#97B3CA

Channel breakdown

R131
G181
B222
Red131 (51.4%)
Green181 (71%)
Blue222 (87.1%)
Hue207.03°
Saturation (HSL)57.96%
Lightness69.22%
Dominant channelBlue
Hex per channelR 83 · G B5 · B DE

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Every value on this page was computed from “83b5de” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.