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Colour

#3752C4

  • #3752C4
  • Blue
  • Dark
  • Nearest: Royal blue

#3752C4 is a blue with RGB values 55, 82, 196 and HSL 229°, 56%, 49%. It is a dark colour, so white text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#3752C4#3752C4
HEX#3752C4
RGBrgb(55, 82, 196)
RGB (0–1)0.2157, 0.3216, 0.7686
RGB percentages21.6%, 32.2%, 76.9%
HSLhsl(228.5, 56.2%, 49.2%)
HSV / HSBhsv(228.5, 71.9%, 76.9%)
CMYK71.9%, 58.2%, 0%, 23.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,625,668
CSS custom property--colour: #3752C4;

Brightness & contrast

Relative luminance0.10832WCAG 2.x, 0 is black and 1 is white
Perceived brightness96.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.63:1
Contrast with white6.63:1WCAG normal text: AA
Contrast with black3.17:1WCAG normal text: Fail
Greyscale equivalent#545454
Inverted#C8AD3B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0063C8no red cones; affects about 1% of men; ΔE 14.4 from the original
Deuteranopia#0056C2no green cones; the most common form, about 1% of men; ΔE 7.4 from the original
Tritanopia#006E83no blue cones; rare, and affects men and women equally; ΔE 64.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.63:1WCAG large text: AAA
Contrast with black, large text3.17:1WCAG large text: AA

Named colours

Royal blue · ΔE 9.4Slate blue · ΔE 10.3Medium slateblue · ΔE 17.8Medium purple · ΔE 21.4Rebecca purple · ΔE 21.6Dark slateblue · ΔE 22.3
Nearest named CSS colourRoyal blue (#4169E1)ΔE 9.42, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C4A937
Analogous#3799C4, #6337C4
Triadic#C43752, #52C437
Split complementary#C46237, #99C437
Tetradic#C43799, #C4A937, #37C463

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D4DAF3
Lighter +30%#ACB8E8
Lighter +20%#8495DD
Lighter +10%#5D73D1
Darker −10%#2C419C
Darker −20%#213174
Darker −30%#15204D
Darker −40%#0A0F25
More saturated +25%#183FE3
Less saturated −25%#5665A5

Channel breakdown

R55
G82
B196
Red55 (21.6%)
Green82 (32.2%)
Blue196 (76.9%)
Hue228.51°
Saturation (HSL)56.18%
Lightness49.22%
Dominant channelBlue
Hex per channelR 37 · G 52 · B C4

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Every value on this page was computed from “3752c4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.