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Recognised as Colour

#4154CD

  • #4154CD
  • Blue
  • Dark
  • Nearest: Slate blue

#4154CD is a blue with RGB values 65, 84, 205 and HSL 232°, 58%, 53%. It is a dark colour, so white text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Slate blue.

Colour values

#4154CD#4154CD
HEX#4154CD
RGBrgb(65, 84, 205)
RGB (0–1)0.2549, 0.3294, 0.8039
RGB percentages25.5%, 32.9%, 80.4%
HSLhsl(231.9, 58.3%, 52.9%)
HSV / HSBhsv(231.9, 68.3%, 80.4%)
CMYK68.3%, 59%, 0%, 19.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,281,549
CSS custom property--colour: #4154CD;

Brightness & contrast

Relative luminance0.11872WCAG 2.x, 0 is black and 1 is white
Perceived brightness101 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.22:1
Contrast with white6.22:1WCAG normal text: AA
Contrast with black3.37:1WCAG normal text: Fail
Greyscale equivalent#595959
Inverted#BEAB32

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0067D1no red cones; affects about 1% of men; ΔE 16.6 from the original
Deuteranopia#005ACBno green cones; the most common form, about 1% of men; ΔE 9.7 from the original
Tritanopia#007288no blue cones; rare, and affects men and women equally; ΔE 68.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.22:1WCAG large text: AAA
Contrast with black, large text3.37:1WCAG large text: AA

Named colours

Slate blue · ΔE 9.1Royal blue · ΔE 9.2Medium slateblue · ΔE 14.1Medium purple · ΔE 20.8Rebecca purple · ΔE 22.2Dark slateblue · ΔE 25.8
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 9.1, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CDBA41
Analogous#419ACD, #7441CD
Triadic#CD4154, #54CD41
Split complementary#CD7441, #9ACD41
Tetradic#CD419A, #CDBA41, #41CD74

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E2E5F7
Lighter +30%#BAC1ED
Lighter +20%#929DE2
Lighter +10%#6978D8
Darker −10%#2E3FAD
Darker −20%#233085
Darker −30%#18225D
Darker −40%#0E1334
More saturated +25%#233EEB
Less saturated −25%#5F6AAF

Channel breakdown

R65
G84
B205
Red65 (25.5%)
Green84 (32.9%)
Blue205 (80.4%)
Hue231.86°
Saturation (HSL)58.33%
Lightness52.94%
Dominant channelBlue
Hex per channelR 41 · G 54 · B CD

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Every value on this page was computed from “4154cd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.