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Colour

#4542BF

  • #4542BF
  • Blue
  • Dark
  • Nearest: Slate blue

#4542BF is a blue with RGB values 69, 66, 191 and HSL 241°, 49%, 50%. It is a dark colour, so white text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Slate blue.

Colour values

#4542BF#4542BF
HEX#4542BF
RGBrgb(69, 66, 191)
RGB (0–1)0.2706, 0.2588, 0.749
RGB percentages27.1%, 25.9%, 74.9%
HSLhsl(241.4, 49.4%, 50.4%)
HSV / HSBhsv(241.4, 65.4%, 74.9%)
CMYK63.9%, 65.4%, 0%, 25.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,539,071
CSS custom property--colour: #4542BF;

Brightness & contrast

Relative luminance0.08923WCAG 2.x, 0 is black and 1 is white
Perceived brightness90.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.54:1
Contrast with white7.54:1WCAG normal text: AAA
Contrast with black2.78:1WCAG normal text: Fail
Greyscale equivalent#4C4C4C
Inverted#BABD40

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005AC3no red cones; affects about 1% of men; ΔE 20.8 from the original
Deuteranopia#004FBDno green cones; the most common form, about 1% of men; ΔE 15.1 from the original
Tritanopia#00627Ano blue cones; rare, and affects men and women equally; ΔE 70.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.54:1WCAG large text: AAA
Contrast with black, large text2.78:1WCAG large text: Fail

Named colours

Slate blue · ΔE 12.5Medium slateblue · ΔE 16.4Royal blue · ΔE 17.8Rebecca purple · ΔE 18.6Indigo · ΔE 23Dark blue · ΔE 24
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 12.53, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BCBF42
Analogous#427DBF, #8442BF
Triadic#BF4542, #42BF45
Split complementary#BF8442, #7EBF42
Tetradic#BF427D, #BCBF42, #42BF84

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DBDAF3
Lighter +30%#B5B4E6
Lighter +20%#908ED9
Lighter +10%#6A68CC
Darker −10%#37349A
Darker −20%#292774
Darker −30%#1C1A4E
Darker −40%#0E0D28
More saturated +25%#2722DF
Less saturated −25%#63629F

Channel breakdown

R69
G66
B191
Red69 (27.1%)
Green66 (25.9%)
Blue191 (74.9%)
Hue241.44°
Saturation (HSL)49.41%
Lightness50.39%
Dominant channelBlue
Hex per channelR 45 · G 42 · B BF

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