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Recognised as Colour

#3080FF

  • #3080FF
  • Blue
  • Dark
  • Nearest: Royal blue

#3080FF is a blue with RGB values 48, 128, 255 and HSL 217°, 100%, 59%. It is a dark colour, so black text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#3080FF#3080FF
HEX#3080FF
RGBrgb(48, 128, 255)
RGB (0–1)0.1882, 0.502, 1
RGB percentages18.8%, 50.2%, 100%
HSLhsl(216.8, 100%, 59.4%)
HSV / HSBhsv(216.8, 81.2%, 100%)
CMYK81.2%, 49.8%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,178,751
CSS custom property--colour: #3080FF;

Brightness & contrast

Relative luminance0.23287WCAG 2.x, 0 is black and 1 is white
Perceived brightness133.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.66:1
Contrast with white3.71:1WCAG normal text: Fail
Contrast with black5.66:1WCAG normal text: AA
Greyscale equivalent#787878
Inverted#CF7F00

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2E8EFFno red cones; affects about 1% of men; ΔE 11.3 from the original
Deuteranopia#007CFCno green cones; the most common form, about 1% of men; ΔE 2.6 from the original
Tritanopia#009FB3no blue cones; rare, and affects men and women equally; ΔE 69.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.71:1WCAG large text: AA
Contrast with black, large text5.66:1WCAG large text: AAA

Named colours

Royal blue · ΔE 10.3Dodgerblue · ΔE 13.4Medium slateblue · ΔE 20.8Slate blue · ΔE 21.7Cornflower blue · ΔE 24.5Medium purple · ΔE 25.3
Nearest named CSS colourRoyal blue (#4169E1)ΔE 10.26, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FFAF30
Analogous#30E8FF, #4730FF
Triadic#FF3080, #80FF30
Split complementary#FF4830, #E7FF30
Tetradic#FF30E8, #FFAF30, #30FF48

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FCFDFF
Lighter +30%#C9DEFF
Lighter +20%#96BFFF
Lighter +10%#639FFF
Darker −10%#0061FC
Darker −20%#004EC9
Darker −30%#003A96
Darker −40%#002663
More saturated +25%#3080FF
Less saturated −25%#4A86E5

Channel breakdown

R48
G128
B255
Red48 (18.8%)
Green128 (50.2%)
Blue255 (100%)
Hue216.81°
Saturation (HSL)100%
Lightness59.41%
Dominant channelBlue
Hex per channelR 30 · G 80 · B FF

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Every value on this page was computed from “3080ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.