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Colour

#0283FF

  • #0283FF
  • Blue
  • Dark
  • Nearest: Dodgerblue

#0283FF is a blue with RGB values 2, 131, 255 and HSL 209°, 100%, 50%. It is a dark colour, so black text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#0283FF#0283FF
HEX#0283FF
RGBrgb(2, 131, 255)
RGB (0–1)0.0078, 0.5137, 1
RGB percentages0.8%, 51.4%, 100%
HSLhsl(209.4, 100%, 50.4%)
HSV / HSBhsv(209.4, 99.2%, 100%)
CMYK99.2%, 48.6%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer164,863
CSS custom property--colour: #0283FF;

Brightness & contrast

Relative luminance0.23466WCAG 2.x, 0 is black and 1 is white
Perceived brightness132.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.69:1
Contrast with white3.69:1WCAG normal text: Fail
Contrast with black5.69:1WCAG normal text: AA
Greyscale equivalent#717171
Inverted#FD7C00

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3490FFno red cones; affects about 1% of men; ΔE 9.7 from the original
Deuteranopia#007CFDno green cones; the most common form, about 1% of men; ΔE 4.7 from the original
Tritanopia#00A1B5no blue cones; rare, and affects men and women equally; ΔE 66.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.69:1WCAG large text: AA
Contrast with black, large text5.69:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 10.1Royal blue · ΔE 12.8Cornflower blue · ΔE 22.6Slate blue · ΔE 24.7Medium slateblue · ΔE 24.7Medium purple · ΔE 27.8
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 10.1, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF7E02
Analogous#02FFFC, #0205FF
Triadic#FF0283, #83FF02
Split complementary#FF0205, #FFFC02
Tetradic#FC02FF, #FF7E02, #05FF02

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CEE7FF
Lighter +30%#9BCEFF
Lighter +20%#68B5FF
Lighter +10%#359CFF
Darker −10%#0069CE
Darker −20%#004F9B
Darker −30%#003568
Darker −40%#001B35
More saturated +25%#0283FF
Less saturated −25%#2282DF

Channel breakdown

R2
G131
B255
Red2 (0.8%)
Green131 (51.4%)
Blue255 (100%)
Hue209.41°
Saturation (HSL)100%
Lightness50.39%
Dominant channelBlue
Hex per channelR 02 · G 83 · B FF

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Every value on this page was computed from “0283ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.