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Recognised as Colour

#5357EF

  • #5357EF
  • Blue
  • Dark
  • Nearest: Medium slateblue

#5357EF is a blue with RGB values 83, 87, 239 and HSL 238°, 83%, 63%. It is a dark colour, so white text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#5357EF#5357EF
HEX#5357EF
RGBrgb(83, 87, 239)
RGB (0–1)0.3255, 0.3412, 0.9373
RGB percentages32.5%, 34.1%, 93.7%
HSLhsl(238.5, 83%, 63.1%)
HSV / HSBhsv(238.5, 65.3%, 93.7%)
CMYK65.3%, 63.6%, 0%, 6.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,461,999
CSS custom property--colour: #5357EF;

Brightness & contrast

Relative luminance0.14887WCAG 2.x, 0 is black and 1 is white
Perceived brightness114.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.28:1
Contrast with white5.28:1WCAG normal text: AA
Contrast with black3.98:1WCAG normal text: Fail
Greyscale equivalent#616161
Inverted#ACA810

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0073F4no red cones; affects about 1% of men; ΔE 23 from the original
Deuteranopia#0065ECno green cones; the most common form, about 1% of men; ΔE 16.2 from the original
Tritanopia#007E9Bno blue cones; rare, and affects men and women equally; ΔE 82.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.28:1WCAG large text: AAA
Contrast with black, large text3.98:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 13.8Slate blue · ΔE 21Royal blue · ΔE 21.8Blue violet · ΔE 25.6Dark orchid · ΔE 26.7Medium purple · ΔE 29.5
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 13.79, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EFEB53
Analogous#53A5EF, #9D53EF
Triadic#EF5357, #57EF53
Split complementary#EF9D53, #A5EF53
Tetradic#EF53A5, #EFEB53, #53EF9D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#DFE0FC
Lighter +20%#B0B2F8
Lighter +10%#8285F3
Darker −10%#2429EB
Darker −20%#1317C9
Darker −30%#0E129B
Darker −40%#0A0D6C
More saturated +25%#4348FF
Less saturated −25%#6A6DD8

Channel breakdown

R83
G87
B239
Red83 (32.5%)
Green87 (34.1%)
Blue239 (93.7%)
Hue238.46°
Saturation (HSL)82.98%
Lightness63.14%
Dominant channelBlue
Hex per channelR 53 · G 57 · B EF

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Every value on this page was computed from “5357ef” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.