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Colour

#0080FF

  • #0080FF
  • Blue
  • Dark
  • Nearest: Royal blue

#0080FF is a blue with RGB values 0, 128, 255 and HSL 210°, 100%, 50%. It is a dark colour, so black text on it reaches 5.5:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#0080FF#0080FF
HEX#0080FF
RGBrgb(0, 128, 255)
RGB (0–1)0, 0.502, 1
RGB percentages0%, 50.2%, 100%
HSLhsl(209.9, 100%, 50%)
HSV / HSBhsv(209.9, 100%, 100%)
CMYK100%, 49.8%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer33,023
CSS custom property--colour: #0080FF;

Brightness & contrast

Relative luminance0.22658WCAG 2.x, 0 is black and 1 is white
Perceived brightness130.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.53:1
Contrast with white3.8:1WCAG normal text: Fail
Contrast with black5.53:1WCAG normal text: AA
Greyscale equivalent#6E6E6E
Inverted#FF7F00

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#298EFFno red cones; affects about 1% of men; ΔE 10.7 from the original
Deuteranopia#0079FDno green cones; the most common form, about 1% of men; ΔE 4.7 from the original
Tritanopia#009FB3no blue cones; rare, and affects men and women equally; ΔE 68.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.8:1WCAG large text: AA
Contrast with black, large text5.53:1WCAG large text: AAA

Named colours

Royal blue · ΔE 11.6Dodgerblue · ΔE 12.5Medium slateblue · ΔE 23.1Slate blue · ΔE 23.6Cornflower blue · ΔE 24.7Medium purple · ΔE 27.5
Nearest named CSS colourRoyal blue (#4169E1)ΔE 11.64, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF7F00
Analogous#00FFFF, #0000FF
Triadic#FF0080, #80FF00
Split complementary#FF0000, #FFFE00
Tetradic#FF00FF, #FF7F00, #01FF00

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CCE6FF
Lighter +30%#99CCFF
Lighter +20%#66B3FF
Lighter +10%#3399FF
Darker −10%#0066CC
Darker −20%#004D99
Darker −30%#003366
Darker −40%#001A33
More saturated +25%#0080FF
Less saturated −25%#2080DF

Channel breakdown

R0
G128
B255
Red0 (0%)
Green128 (50.2%)
Blue255 (100%)
Hue209.88°
Saturation (HSL)100%
Lightness50%
Dominant channelBlue
Hex per channelR 00 · G 80 · B FF

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Every value on this page was computed from “0080ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.