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Recognised as Colour

#3A5ADC

  • #3A5ADC
  • Blue
  • Dark
  • Nearest: Royal blue

#3A5ADC is a blue with RGB values 58, 90, 220 and HSL 228°, 70%, 55%. It is a dark colour, so white text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#3A5ADC#3A5ADC
HEX#3A5ADC
RGBrgb(58, 90, 220)
RGB (0–1)0.2275, 0.3529, 0.8627
RGB percentages22.7%, 35.3%, 86.3%
HSLhsl(228.1, 69.8%, 54.5%)
HSV / HSBhsv(228.1, 73.6%, 86.3%)
CMYK73.6%, 59.1%, 0%, 13.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,824,348
CSS custom property--colour: #3A5ADC;

Brightness & contrast

Relative luminance0.13379WCAG 2.x, 0 is black and 1 is white
Perceived brightness106.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.71:1
Contrast with white5.71:1WCAG normal text: AA
Contrast with black3.68:1WCAG normal text: Fail
Greyscale equivalent#5D5D5D
Inverted#C5A523

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#006EE0no red cones; affects about 1% of men; ΔE 16.3 from the original
Deuteranopia#005FD9no green cones; the most common form, about 1% of men; ΔE 8.2 from the original
Tritanopia#007B92no blue cones; rare, and affects men and women equally; ΔE 72.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.71:1WCAG large text: AAA
Contrast with black, large text3.68:1WCAG large text: AA

Named colours

Royal blue · ΔE 9.3Slate blue · ΔE 12.5Medium slateblue · ΔE 12.7Medium purple · ΔE 23.2Rebecca purple · ΔE 26.8Dodgerblue · ΔE 28.9
Nearest named CSS colourRoyal blue (#4169E1)ΔE 9.33, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DCBC3A
Analogous#3AABDC, #6B3ADC
Triadic#DC3A5A, #5ADC3A
Split complementary#DC6B3A, #ABDC3A
Tetradic#DC3AAB, #DCBC3A, #3ADC6B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E7EBFB
Lighter +30%#BCC7F3
Lighter +20%#91A3EB
Lighter +10%#657EE4
Darker −10%#2242C1
Darker −20%#1B3395
Darker −30%#13246A
Darker −40%#0B153F
More saturated +25%#1D48F9
Less saturated −25%#576CBF

Channel breakdown

R58
G90
B220
Red58 (22.7%)
Green90 (35.3%)
Blue220 (86.3%)
Hue228.15°
Saturation (HSL)69.83%
Lightness54.51%
Dominant channelBlue
Hex per channelR 3A · G 5A · B DC

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Every value on this page was computed from “3a5adc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.