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Colour

#4082FF

  • #4082FF
  • Blue
  • Dark
  • Nearest: Royal blue

#4082FF is a blue with RGB values 64, 130, 255 and HSL 219°, 100%, 63%. It is a dark colour, so black text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#4082FF#4082FF
HEX#4082FF
RGBrgb(64, 130, 255)
RGB (0–1)0.251, 0.5098, 1
RGB percentages25.1%, 51%, 100%
HSLhsl(219.3, 100%, 62.5%)
HSV / HSBhsv(219.3, 74.9%, 100%)
CMYK74.9%, 49%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,227,839
CSS custom property--colour: #4082FF;

Brightness & contrast

Relative luminance0.24275WCAG 2.x, 0 is black and 1 is white
Perceived brightness136.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.86:1
Contrast with white3.59:1WCAG normal text: Fail
Contrast with black5.86:1WCAG normal text: AA
Greyscale equivalent#7D7D7D
Inverted#BF7D00

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3790FFno red cones; affects about 1% of men; ΔE 11.6 from the original
Deuteranopia#007FFDno green cones; the most common form, about 1% of men; ΔE 4.1 from the original
Tritanopia#00A0B4no blue cones; rare, and affects men and women equally; ΔE 68.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.59:1WCAG large text: AA
Contrast with black, large text5.86:1WCAG large text: AAA

Named colours

Royal blue · ΔE 10.3Dodgerblue · ΔE 12.7Medium slateblue · ΔE 20.4Slate blue · ΔE 21.1Cornflower blue · ΔE 23.1Medium purple · ΔE 23.8
Nearest named CSS colourRoyal blue (#4169E1)ΔE 10.27, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FFBD40
Analogous#40E1FF, #5E40FF
Triadic#FF4082, #82FF40
Split complementary#FF5E40, #E1FF40
Tetradic#FF40E1, #FFBD40, #40FF5E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#D9E6FF
Lighter +20%#A6C5FF
Lighter +10%#73A3FF
Darker −10%#0D61FF
Darker −20%#004BD9
Darker −30%#0039A6
Darker −40%#002873
More saturated +25%#4082FF
Less saturated −25%#5889E7

Channel breakdown

R64
G130
B255
Red64 (25.1%)
Green130 (51%)
Blue255 (100%)
Hue219.27°
Saturation (HSL)100%
Lightness62.55%
Dominant channelBlue
Hex per channelR 40 · G 82 · B FF

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Every value on this page was computed from “4082ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.