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Recognised as Colour

#4542CC

  • #4542CC
  • Blue
  • Dark
  • Nearest: Medium slateblue

#4542CC is a blue with RGB values 69, 66, 204 and HSL 241°, 58%, 53%. It is a dark colour, so white text on it reaches 7.2:1 contrast (AAA for normal text). The nearest named colour is Medium slateblue.

Colour values

#4542CC#4542CC
HEX#4542CC
RGBrgb(69, 66, 204)
RGB (0–1)0.2706, 0.2588, 0.8
RGB percentages27.1%, 25.9%, 80%
HSLhsl(241.3, 57.5%, 52.9%)
HSV / HSBhsv(241.3, 67.6%, 80%)
CMYK66.2%, 67.6%, 0%, 20%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,539,084
CSS custom property--colour: #4542CC;

Brightness & contrast

Relative luminance0.09521WCAG 2.x, 0 is black and 1 is white
Perceived brightness93.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.23:1
Contrast with white7.23:1WCAG normal text: AAA
Contrast with black2.9:1WCAG normal text: Fail
Greyscale equivalent#4D4D4D
Inverted#BABD33

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005DD0no red cones; affects about 1% of men; ΔE 22.2 from the original
Deuteranopia#0051C9no green cones; the most common form, about 1% of men; ΔE 16.2 from the original
Tritanopia#006782no blue cones; rare, and affects men and women equally; ΔE 76.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.23:1WCAG large text: AAA
Contrast with black, large text2.9:1WCAG large text: Fail

Named colours

Medium slateblue · ΔE 16.4Slate blue · ΔE 17.4Royal blue · ΔE 21.3Dark blue · ΔE 23.3Rebecca purple · ΔE 24.1Dark orchid · ΔE 24.9
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 16.38, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C9CC42
Analogous#4284CC, #8A42CC
Triadic#CC4542, #42CC45
Split complementary#CC8A42, #84CC42
Tetradic#CC4284, #C9CC42, #42CC8A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E3E3F7
Lighter +30%#BCBAED
Lighter +20%#9492E2
Lighter +10%#6D6AD7
Darker −10%#312FAC
Darker −20%#262484
Darker −30%#1A195C
Darker −40%#0F0E34
More saturated +25%#2824EA
Less saturated −25%#6260AE

Channel breakdown

R69
G66
B204
Red69 (27.1%)
Green66 (25.9%)
Blue204 (80%)
Hue241.3°
Saturation (HSL)57.5%
Lightness52.94%
Dominant channelBlue
Hex per channelR 45 · G 42 · B CC

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Every value on this page was computed from “4542cc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.