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Recognised as Colour

#4E52AB

  • #4E52AB
  • Blue
  • Dark
  • Nearest: Dark slateblue

#4E52AB is a blue with RGB values 78, 82, 171 and HSL 237°, 37%, 49%. It is a dark colour, so white text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Dark slateblue.

Colour values

#4E52AB#4E52AB
HEX#4E52AB
RGBrgb(78, 82, 171)
RGB (0–1)0.3059, 0.3216, 0.6706
RGB percentages30.6%, 32.2%, 67.1%
HSLhsl(237.4, 37.3%, 48.8%)
HSV / HSBhsv(237.4, 54.4%, 67.1%)
CMYK54.4%, 52%, 0%, 32.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,132,971
CSS custom property--colour: #4E52AB;

Brightness & contrast

Relative luminance0.10595WCAG 2.x, 0 is black and 1 is white
Perceived brightness95.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.73:1
Contrast with white6.73:1WCAG normal text: AA
Contrast with black3.12:1WCAG normal text: Fail
Greyscale equivalent#585858
Inverted#B1AD54

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#235FAEno red cones; affects about 1% of men; ΔE 14.5 from the original
Deuteranopia#1658A9no green cones; the most common form, about 1% of men; ΔE 13.1 from the original
Tritanopia#226676no blue cones; rare, and affects men and women equally; ΔE 51.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.73:1WCAG large text: AAA
Contrast with black, large text3.12:1WCAG large text: AA

Named colours

Dark slateblue · ΔE 10.4Slate blue · ΔE 16.3Royal blue · ΔE 19.2Rebecca purple · ΔE 19.5Medium purple · ΔE 20.4Midnight blue · ΔE 24.2
Nearest named CSS colourDark slateblue (#483D8B)ΔE 10.4, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#ABA74E
Analogous#4E80AB, #794EAB
Triadic#AB4E52, #52AB4E
Split complementary#AB794E, #81AB4E
Tetradic#AB4E80, #ABA74E, #4EAB79

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D8D9ED
Lighter +30%#B5B7DD
Lighter +20%#9294CD
Lighter +10%#6F72BD
Darker −10%#3E4188
Darker −20%#2E3065
Darker −30%#1E2042
Darker −40%#0E0F1F
More saturated +25%#2F36CA
Less saturated −25%#6D6E8C

Channel breakdown

R78
G82
B171
Red78 (30.6%)
Green82 (32.2%)
Blue171 (67.1%)
Hue237.42°
Saturation (HSL)37.35%
Lightness48.82%
Dominant channelBlue
Hex per channelR 4E · G 52 · B AB

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Every value on this page was computed from “4e52ab” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.