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Colour

#4B4BD7

  • #4B4BD7
  • Blue
  • Dark
  • Nearest: Medium slateblue

#4B4BD7 is a blue with RGB values 75, 75, 215 and HSL 240°, 64%, 57%. It is a dark colour, so white text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#4B4BD7#4B4BD7
HEX#4B4BD7
RGBrgb(75, 75, 215)
RGB (0–1)0.2941, 0.2941, 0.8431
RGB percentages29.4%, 29.4%, 84.3%
HSLhsl(240, 63.6%, 56.9%)
HSV / HSBhsv(240, 65.1%, 84.3%)
CMYK65.1%, 65.1%, 0%, 15.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,934,615
CSS custom property--colour: #4B4BD7;

Brightness & contrast

Relative luminance0.11434WCAG 2.x, 0 is black and 1 is white
Perceived brightness101.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.39:1
Contrast with white6.39:1WCAG normal text: AA
Contrast with black3.29:1WCAG normal text: Fail
Greyscale equivalent#555555
Inverted#B4B428

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0065DBno red cones; affects about 1% of men; ΔE 21.9 from the original
Deuteranopia#0059D4no green cones; the most common form, about 1% of men; ΔE 16 from the original
Tritanopia#006F8Ano blue cones; rare, and affects men and women equally; ΔE 77.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.39:1WCAG large text: AAA
Contrast with black, large text3.29:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 13.6Slate blue · ΔE 16.4Royal blue · ΔE 19.3Dark orchid · ΔE 25.5Rebecca purple · ΔE 25.7Dark blue · ΔE 26.9
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 13.58, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D7D74B
Analogous#4B91D7, #914BD7
Triadic#D74B4B, #4BD74B
Split complementary#D7914B, #91D74B
Tetradic#D74B91, #D7D74B, #4BD791

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F2F2FC
Lighter +30%#C8C8F3
Lighter +20%#9E9EEA
Lighter +10%#7575E0
Darker −10%#2B2BC4
Darker −20%#22229A
Darker −30%#191970
Darker −40%#101046
More saturated +25%#3030F3
Less saturated −25%#6767BC

Channel breakdown

R75
G75
B215
Red75 (29.4%)
Green75 (29.4%)
Blue215 (84.3%)
Hue240°
Saturation (HSL)63.64%
Lightness56.86%
Dominant channelBlue
Hex per channelR 4B · G 4B · B D7

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Every value on this page was computed from “4b4bd7” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.