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Recognised as Colour

#3A48BC

  • #3A48BC
  • Blue
  • Dark
  • Nearest: Slate blue

#3A48BC is a blue with RGB values 58, 72, 188 and HSL 234°, 53%, 48%. It is a dark colour, so white text on it reaches 7.4:1 contrast (AAA for normal text). The nearest named colour is Slate blue.

Colour values

#3A48BC#3A48BC
HEX#3A48BC
RGBrgb(58, 72, 188)
RGB (0–1)0.2275, 0.2824, 0.7373
RGB percentages22.7%, 28.2%, 73.7%
HSLhsl(233.5, 52.8%, 48.2%)
HSV / HSBhsv(233.5, 69.1%, 73.7%)
CMYK69.1%, 61.7%, 0%, 26.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,819,708
CSS custom property--colour: #3A48BC;

Brightness & contrast

Relative luminance0.09165WCAG 2.x, 0 is black and 1 is white
Perceived brightness89.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.41:1
Contrast with white7.41:1WCAG normal text: AAA
Contrast with black2.83:1WCAG normal text: Fail
Greyscale equivalent#4D4D4D
Inverted#C5B743

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005BC0no red cones; affects about 1% of men; ΔE 16.3 from the original
Deuteranopia#0050BAno green cones; the most common form, about 1% of men; ΔE 10.6 from the original
Tritanopia#00657Bno blue cones; rare, and affects men and women equally; ΔE 65.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.41:1WCAG large text: AAA
Contrast with black, large text2.83:1WCAG large text: Fail

Named colours

Slate blue · ΔE 10.7Royal blue · ΔE 13.6Medium slateblue · ΔE 18Rebecca purple · ΔE 18.7Dark slateblue · ΔE 22.5Medium purple · ΔE 22.9
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 10.72, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BCAE3A
Analogous#3A89BC, #6D3ABC
Triadic#BC3A48, #48BC3A
Split complementary#BC6D3A, #89BC3A
Tetradic#BC3A89, #BCAE3A, #3ABC6D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D1D5F1
Lighter +30%#AAB0E5
Lighter +20%#838CD9
Lighter +10%#5C68CD
Darker −10%#2E3995
Darker −20%#222A6E
Darker −30%#161B47
Darker −40%#0A0C20
More saturated +25%#1B30DB
Less saturated −25%#59609D

Channel breakdown

R58
G72
B188
Red58 (22.7%)
Green72 (28.2%)
Blue188 (73.7%)
Hue233.54°
Saturation (HSL)52.85%
Lightness48.24%
Dominant channelBlue
Hex per channelR 3A · G 48 · B BC

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Every value on this page was computed from “3a48bc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.