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Recognised as Colour

#39A5E6

  • #39A5E6
  • Blue
  • Dark
  • Nearest: Deep skyblue

#39A5E6 is a blue with RGB values 57, 165, 230 and HSL 203°, 78%, 56%. It is a dark colour, so black text on it reaches 7.7:1 contrast (AAA for normal text). The nearest named colour is Deep skyblue.

Colour values

#39A5E6#39A5E6
HEX#39A5E6
RGBrgb(57, 165, 230)
RGB (0–1)0.2235, 0.6471, 0.902
RGB percentages22.4%, 64.7%, 90.2%
HSLhsl(202.5, 77.6%, 56.3%)
HSV / HSBhsv(202.5, 75.2%, 90.2%)
CMYK75.2%, 28.3%, 0%, 9.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,778,022
CSS custom property--colour: #39A5E6;

Brightness & contrast

Relative luminance0.33493WCAG 2.x, 0 is black and 1 is white
Perceived brightness151.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.7:1
Contrast with white2.73:1WCAG normal text: Fail
Contrast with black7.7:1WCAG normal text: AAA
Greyscale equivalent#939393
Inverted#C65A19

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#86A6E9no red cones; affects about 1% of men; ΔE 16 from the original
Deuteranopia#6F95E5no green cones; the most common form, about 1% of men; ΔE 18.6 from the original
Tritanopia#00B5BCno blue cones; rare, and affects men and women equally; ΔE 37.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.73:1WCAG large text: Fail
Contrast with black, large text7.7:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 11.8Steel blue · ΔE 16Light skyblue · ΔE 20Cornflower blue · ΔE 20.1Sky blue · ΔE 25.6Dodgerblue · ΔE 29.5
Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 11.84, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E67A39
Analogous#39E6D1, #394EE6
Triadic#E639A5, #A5E639
Split complementary#E6394E, #E6D139
Tetradic#D139E6, #E67A39, #4EE639

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EEF7FD
Lighter +30%#C1E3F7
Lighter +20%#94CEF1
Lighter +10%#66BAEC
Darker −10%#1A8DD2
Darker −20%#156EA4
Darker −30%#0F5077
Darker −40%#09324A
More saturated +25%#20ABFF
Less saturated −25%#559ECA

Channel breakdown

R57
G165
B230
Red57 (22.4%)
Green165 (64.7%)
Blue230 (90.2%)
Hue202.54°
Saturation (HSL)77.58%
Lightness56.27%
Dominant channelBlue
Hex per channelR 39 · G A5 · B E6

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Every value on this page was computed from “39a5e6” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.