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Colour

#0053DC

  • #0053DC
  • Blue
  • Dark
  • Nearest: Royal blue

#0053DC is a blue with RGB values 0, 83, 220 and HSL 217°, 100%, 43%. It is a dark colour, so white text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#0053DC#0053DC
HEX#0053DC
RGBrgb(0, 83, 220)
RGB (0–1)0, 0.3255, 0.8627
RGB percentages0%, 32.5%, 86.3%
HSLhsl(217.4, 100%, 43.1%)
HSV / HSBhsv(217.4, 100%, 86.3%)
CMYK100%, 62.3%, 0%, 13.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer21,468
CSS custom property--colour: #0053DC;

Brightness & contrast

Relative luminance0.11354WCAG 2.x, 0 is black and 1 is white
Perceived brightness97.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.42:1
Contrast with white6.42:1WCAG normal text: AA
Contrast with black3.27:1WCAG normal text: Fail
Greyscale equivalent#4B4B4B
Inverted#FFAC23

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0068E0no red cones; affects about 1% of men; ΔE 15.3 from the original
Deuteranopia#0056D9no green cones; the most common form, about 1% of men; ΔE 4.1 from the original
Tritanopia#007890no blue cones; rare, and affects men and women equally; ΔE 76.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.42:1WCAG large text: AAA
Contrast with black, large text3.27:1WCAG large text: AA

Named colours

Royal blue · ΔE 14.6Medium slateblue · ΔE 16.9Slate blue · ΔE 18.1Medium purple · ΔE 29.1Rebecca purple · ΔE 30.1Dark blue · ΔE 30.9
Nearest named CSS colourRoyal blue (#4169E1)ΔE 14.61, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DC8900
Analogous#00C1DC, #1B00DC
Triadic#DC0053, #53DC00
Split complementary#DC1B00, #C1DC00
Tetradic#DC00C1, #DC8900, #00DC1B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A9C9FF
Lighter +30%#76AAFF
Lighter +20%#438AFF
Lighter +10%#106AFF
Darker −10%#0040A9
Darker −20%#002D76
Darker −30%#001943
Darker −40%#000610
More saturated +25%#0053DC
Less saturated −25%#1C5AC1

Channel breakdown

R0
G83
B220
Red0 (0%)
Green83 (32.5%)
Blue220 (86.3%)
Hue217.36°
Saturation (HSL)100%
Lightness43.14%
Dominant channelBlue
Hex per channelR 00 · G 53 · B DC

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Every value on this page was computed from “0053dc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.