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Recognised as Colour

#4D50D9

  • #4D50D9
  • Blue
  • Dark
  • Nearest: Medium slateblue

#4D50D9 is a blue with RGB values 77, 80, 217 and HSL 239°, 65%, 58%. It is a dark colour, so white text on it reaches 6.1:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#4D50D9#4D50D9
HEX#4D50D9
RGBrgb(77, 80, 217)
RGB (0–1)0.302, 0.3137, 0.851
RGB percentages30.2%, 31.4%, 85.1%
HSLhsl(238.7, 64.8%, 57.6%)
HSV / HSBhsv(238.7, 64.5%, 85.1%)
CMYK64.5%, 63.1%, 0%, 14.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,066,969
CSS custom property--colour: #4D50D9;

Brightness & contrast

Relative luminance0.12325WCAG 2.x, 0 is black and 1 is white
Perceived brightness104.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.06:1
Contrast with white6.06:1WCAG normal text: AA
Contrast with black3.46:1WCAG normal text: Fail
Greyscale equivalent#595959
Inverted#B2AF26

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0069DDno red cones; affects about 1% of men; ΔE 21.6 from the original
Deuteranopia#005CD6no green cones; the most common form, about 1% of men; ΔE 15 from the original
Tritanopia#00738Dno blue cones; rare, and affects men and women equally; ΔE 76 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.06:1WCAG large text: AAA
Contrast with black, large text3.46:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 11.7Slate blue · ΔE 14.1Royal blue · ΔE 16.6Medium purple · ΔE 24.7Rebecca purple · ΔE 25.2Dark orchid · ΔE 26.7
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 11.67, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D9D64D
Analogous#4D96D9, #904DD9
Triadic#D94D50, #50D94D
Split complementary#D9904D, #96D94D
Tetradic#D94D96, #D9D64D, #4DD990

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F5F5FD
Lighter +30%#CBCCF4
Lighter +20%#A1A3EB
Lighter +10%#7779E2
Darker −10%#2B2EC8
Darker −20%#22249E
Darker −30%#191B74
Darker −40%#10114A
More saturated +25%#3236F4
Less saturated −25%#686ABE

Channel breakdown

R77
G80
B217
Red77 (30.2%)
Green80 (31.4%)
Blue217 (85.1%)
Hue238.71°
Saturation (HSL)64.81%
Lightness57.65%
Dominant channelBlue
Hex per channelR 4D · G 50 · B D9

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Every value on this page was computed from “4d50d9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.