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Recognised as Colour

#475AC4

  • #475AC4
  • Blue
  • Dark
  • Nearest: Royal blue

#475AC4 is a blue with RGB values 71, 90, 196 and HSL 231°, 51%, 52%. It is a dark colour, so white text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#475AC4#475AC4
HEX#475AC4
RGBrgb(71, 90, 196)
RGB (0–1)0.2784, 0.3529, 0.7686
RGB percentages27.8%, 35.3%, 76.9%
HSLhsl(230.9, 51.4%, 52.4%)
HSV / HSBhsv(230.9, 63.8%, 76.9%)
CMYK63.8%, 54.1%, 0%, 23.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,676,292
CSS custom property--colour: #475AC4;

Brightness & contrast

Relative luminance0.12637WCAG 2.x, 0 is black and 1 is white
Perceived brightness103.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.95:1
Contrast with white5.95:1WCAG normal text: AA
Contrast with black3.53:1WCAG normal text: Fail
Greyscale equivalent#5E5E5E
Inverted#B8A53B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0D69C8no red cones; affects about 1% of men; ΔE 14.6 from the original
Deuteranopia#005EC2no green cones; the most common form, about 1% of men; ΔE 10 from the original
Tritanopia#007386no blue cones; rare, and affects men and women equally; ΔE 61.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.95:1WCAG large text: AAA
Contrast with black, large text3.53:1WCAG large text: AA

Named colours

Royal blue · ΔE 9.4Slate blue · ΔE 10.1Medium purple · ΔE 18.2Medium slateblue · ΔE 19.3Dark slateblue · ΔE 19.4Rebecca purple · ΔE 21.7
Nearest named CSS colourRoyal blue (#4169E1)ΔE 9.38, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C4B147
Analogous#4799C4, #7247C4
Triadic#C4475A, #5AC447
Split complementary#C47247, #99C447
Tetradic#C44799, #C4B147, #47C472

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E1E5F6
Lighter +30%#BBC2E9
Lighter +20%#949FDD
Lighter +10%#6E7DD0
Darker −10%#3445A4
Darker −20%#28357D
Darker −30%#1C2556
Darker −40%#0F1430
More saturated +25%#2945E2
Less saturated −25%#656FA6

Channel breakdown

R71
G90
B196
Red71 (27.8%)
Green90 (35.3%)
Blue196 (76.9%)
Hue230.88°
Saturation (HSL)51.44%
Lightness52.35%
Dominant channelBlue
Hex per channelR 47 · G 5A · B C4

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Every value on this page was computed from “475ac4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.