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Recognised as Colour

#4C81E5

  • #4C81E5
  • Blue
  • Dark
  • Nearest: Dodgerblue

#4C81E5 is a blue with RGB values 76, 129, 229 and HSL 219°, 75%, 60%. It is a dark colour, so black text on it reaches 5.6:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#4C81E5#4C81E5
HEX#4C81E5
RGBrgb(76, 129, 229)
RGB (0–1)0.298, 0.5059, 0.898
RGB percentages29.8%, 50.6%, 89.8%
HSLhsl(219.2, 74.6%, 59.8%)
HSV / HSBhsv(219.2, 66.8%, 89.8%)
CMYK66.8%, 43.7%, 0%, 10.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,013,989
CSS custom property--colour: #4C81E5;

Brightness & contrast

Relative luminance0.22894WCAG 2.x, 0 is black and 1 is white
Perceived brightness132.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.58:1
Contrast with white3.76:1WCAG normal text: Fail
Contrast with black5.58:1WCAG normal text: AA
Greyscale equivalent#7D7D7D
Inverted#B37E1A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#518BE9no red cones; affects about 1% of men; ΔE 5.7 from the original
Deuteranopia#367DE3no green cones; the most common form, about 1% of men; ΔE 3.2 from the original
Tritanopia#0098A8no blue cones; rare, and affects men and women equally; ΔE 56.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.76:1WCAG large text: AA
Contrast with black, large text5.58:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 9.7Cornflower blue · ΔE 10.9Royal blue · ΔE 16.7Medium purple · ΔE 23.2Slate blue · ΔE 23.8Medium slateblue · ΔE 28.4
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 9.66, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E5B04C
Analogous#4CCDE5, #644CE5
Triadic#E54C81, #81E54C
Split complementary#E5644C, #CDE54C
Tetradic#E54CCD, #E5B04C, #4CE564

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FEFEFF
Lighter +30%#D2DFF8
Lighter +20%#A5C0F2
Lighter +10%#79A0EB
Darker −10%#2062DE
Darker −20%#1A4EB1
Darker −30%#133B85
Darker −40%#0D2758
More saturated +25%#3279FF
Less saturated −25%#6689CB

Channel breakdown

R76
G129
B229
Red76 (29.8%)
Green129 (50.6%)
Blue229 (89.8%)
Hue219.22°
Saturation (HSL)74.63%
Lightness59.8%
Dominant channelBlue
Hex per channelR 4C · G 81 · B E5

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Every value on this page was computed from “4c81e5” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.