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Recognised as Colour

#4B1DFF

  • #4B1DFF
  • Blue
  • Dark
  • Nearest: Blue

#4B1DFF is a blue with RGB values 75, 29, 255 and HSL 252°, 100%, 56%. It is a dark colour, so white text on it reaches 7.2:1 contrast (AAA for normal text). The nearest named colour is Blue.

Colour values

#4B1DFF#4B1DFF
HEX#4B1DFF
RGBrgb(75, 29, 255)
RGB (0–1)0.2941, 0.1137, 1
RGB percentages29.4%, 11.4%, 100%
HSLhsl(252.2, 100%, 55.7%)
HSV / HSBhsv(252.2, 88.6%, 100%)
CMYK70.6%, 88.6%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,922,879
CSS custom property--colour: #4B1DFF;

Brightness & contrast

Relative luminance0.09595WCAG 2.x, 0 is black and 1 is white
Perceived brightness97.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.19:1
Contrast with white7.19:1WCAG normal text: AAA
Contrast with black2.92:1WCAG normal text: Fail
Greyscale equivalent#373737
Inverted#B4E200

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0060FFno red cones; affects about 1% of men; ΔE 40.4 from the original
Deuteranopia#004EFBno green cones; the most common form, about 1% of men; ΔE 28.8 from the original
Tritanopia#006D98no blue cones; rare, and affects men and women equally; ΔE 109.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.19:1WCAG large text: AAA
Contrast with black, large text2.92:1WCAG large text: Fail

Named colours

Blue · ΔE 10.2Medium blue · ΔE 16.7Blue violet · ΔE 26.1Dark violet · ΔE 29.5Dark orchid · ΔE 41.4Dark blue · ΔE 45.6
Nearest named CSS colourBlue (#0000FF)ΔE 10.21, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D1FF1D
Analogous#1D60FF, #BC1DFF
Triadic#FF4B1D, #1DFF4B
Split complementary#FFBC1D, #60FF1D
Tetradic#FF1D60, #D1FF1D, #1DFFBC

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EDE9FF
Lighter +30%#C5B6FF
Lighter +20%#9C83FF
Lighter +10%#7450FF
Darker −10%#2F00E9
Darker −20%#2500B6
Darker −30%#1B0083
Darker −40%#100050
More saturated +25%#4B1DFF
Less saturated −25%#5C39E3

Channel breakdown

R75
G29
B255
Red75 (29.4%)
Green29 (11.4%)
Blue255 (100%)
Hue252.21°
Saturation (HSL)100%
Lightness55.69%
Dominant channelBlue
Hex per channelR 4B · G 1D · B FF

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Every value on this page was computed from “4b1dff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.