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Recognised as Colour

#0053F9

  • #0053F9
  • Blue
  • Dark
  • Nearest: Medium slateblue

#0053F9 is a blue with RGB values 0, 83, 249 and HSL 220°, 100%, 49%. It is a dark colour, so white text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#0053F9#0053F9
HEX#0053F9
RGBrgb(0, 83, 249)
RGB (0–1)0, 0.3255, 0.9765
RGB percentages0%, 32.5%, 97.6%
HSLhsl(220, 100%, 48.8%)
HSV / HSBhsv(220, 100%, 97.6%)
CMYK100%, 66.7%, 0%, 2.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer21,497
CSS custom property--colour: #0053F9;

Brightness & contrast

Relative luminance0.13026WCAG 2.x, 0 is black and 1 is white
Perceived brightness105.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.82:1
Contrast with white5.82:1WCAG normal text: AA
Contrast with black3.61:1WCAG normal text: Fail
Greyscale equivalent#4D4D4D
Inverted#FFAC06

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0070FEno red cones; affects about 1% of men; ΔE 20.5 from the original
Deuteranopia#005AF6no green cones; the most common form, about 1% of men; ΔE 6.9 from the original
Tritanopia#00819Fno blue cones; rare, and affects men and women equally; ΔE 89.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.82:1WCAG large text: AAA
Contrast with black, large text3.61:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 23.9Blue violet · ΔE 27.8Medium blue · ΔE 28.9Royal blue · ΔE 29.1Slate blue · ΔE 30.7Dark orchid · ΔE 33.7
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 23.89, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F9A600
Analogous#00D0F9, #2A00F9
Triadic#F90053, #53F900
Split complementary#F92900, #CFF900
Tetradic#F900CF, #F9A600, #00F929

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C6D9FF
Lighter +30%#93B7FF
Lighter +20%#6095FF
Lighter +10%#2D73FF
Darker −10%#0042C6
Darker −20%#003193
Darker −30%#002060
Darker −40%#000F2D
More saturated +25%#0053F9
Less saturated −25%#1F5DDA

Channel breakdown

R0
G83
B249
Red0 (0%)
Green83 (32.5%)
Blue249 (97.6%)
Hue220°
Saturation (HSL)100%
Lightness48.82%
Dominant channelBlue
Hex per channelR 00 · G 53 · B F9

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Every value on this page was computed from “0053f9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.