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Recognised as Colour

#3954CC

  • #3954CC
  • Blue
  • Dark
  • Nearest: Royal blue

#3954CC is a blue with RGB values 57, 84, 204 and HSL 229°, 59%, 51%. It is a dark colour, so white text on it reaches 6.3:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#3954CC#3954CC
HEX#3954CC
RGBrgb(57, 84, 204)
RGB (0–1)0.2235, 0.3294, 0.8
RGB percentages22.4%, 32.9%, 80%
HSLhsl(229, 59%, 51.2%)
HSV / HSBhsv(229, 72.1%, 80%)
CMYK72.1%, 58.8%, 0%, 20%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,757,260
CSS custom property--colour: #3954CC;

Brightness & contrast

Relative luminance0.1157WCAG 2.x, 0 is black and 1 is white
Perceived brightness99.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.34:1
Contrast with white6.34:1WCAG normal text: AA
Contrast with black3.31:1WCAG normal text: Fail
Greyscale equivalent#575757
Inverted#C6AB33

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0067D0no red cones; affects about 1% of men; ΔE 15.9 from the original
Deuteranopia#0059CAno green cones; the most common form, about 1% of men; ΔE 8.1 from the original
Tritanopia#007288no blue cones; rare, and affects men and women equally; ΔE 67.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.34:1WCAG large text: AAA
Contrast with black, large text3.31:1WCAG large text: AA

Named colours

Royal blue · ΔE 8.7Slate blue · ΔE 10.1Medium slateblue · ΔE 15.4Medium purple · ΔE 21.7Rebecca purple · ΔE 22.9Dark slateblue · ΔE 25.5
Nearest named CSS colourRoyal blue (#4169E1)ΔE 8.72, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CCB139
Analogous#399ECC, #6839CC
Triadic#CC3954, #54CC39
Split complementary#CC6839, #9ECC39
Tetradic#CC399E, #CCB139, #39CC68

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DBE0F6
Lighter +30%#B3BDEB
Lighter +20%#8A9AE1
Lighter +10%#6277D6
Darker −10%#2B42A7
Darker −20%#21327E
Darker −30%#162256
Darker −40%#0C122D
More saturated +25%#1A40EB
Less saturated −25%#5868AD

Channel breakdown

R57
G84
B204
Red57 (22.4%)
Green84 (32.9%)
Blue204 (80%)
Hue228.98°
Saturation (HSL)59.04%
Lightness51.18%
Dominant channelBlue
Hex per channelR 39 · G 54 · B CC

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Every value on this page was computed from “3954cc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.