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Recognised as Colour

#745BE4

  • #745BE4
  • Blue
  • Dark
  • Nearest: Medium slateblue

#745BE4 is a blue with RGB values 116, 91, 228 and HSL 251°, 72%, 63%. It is a dark colour, so white text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#745BE4#745BE4
HEX#745BE4
RGBrgb(116, 91, 228)
RGB (0–1)0.4549, 0.3569, 0.8941
RGB percentages45.5%, 35.7%, 89.4%
HSLhsl(250.9, 71.7%, 62.5%)
HSV / HSBhsv(250.9, 60.1%, 89.4%)
CMYK49.1%, 60.1%, 0%, 10.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,625,700
CSS custom property--colour: #745BE4;

Brightness & contrast

Relative luminance0.16797WCAG 2.x, 0 is black and 1 is white
Perceived brightness121.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.82:1
Contrast with white4.82:1WCAG normal text: AA
Contrast with black4.36:1WCAG normal text: Fail
Greyscale equivalent#6A6A6A
Inverted#8BA41B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0075E8no red cones; affects about 1% of men; ΔE 27.6 from the original
Deuteranopia#006EE1no green cones; the most common form, about 1% of men; ΔE 25.8 from the original
Tritanopia#4C7B97no blue cones; rare, and affects men and women equally; ΔE 69.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.82:1WCAG large text: AAA
Contrast with black, large text4.36:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 5.4Slate blue · ΔE 12.3Royal blue · ΔE 18Medium purple · ΔE 19.3Dark orchid · ΔE 22.4Rebecca purple · ΔE 24.6
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 5.35, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CBE45B
Analogous#5B87E4, #B95BE4
Triadic#E4745B, #5BE474
Split complementary#E4B85B, #87E45B
Tetradic#E45B86, #CBE45B, #5BE4B8

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E3DEFA
Lighter +20%#BEB3F2
Lighter +10%#9987EB
Darker −10%#4F2FDD
Darker −20%#3B1FBA
Darker −30%#2D178F
Darker −40%#1F1063
More saturated +25%#6543FC
Less saturated −25%#8373CC

Channel breakdown

R116
G91
B228
Red116 (45.5%)
Green91 (35.7%)
Blue228 (89.4%)
Hue250.95°
Saturation (HSL)71.73%
Lightness62.55%
Dominant channelBlue
Hex per channelR 74 · G 5B · B E4

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Every value on this page was computed from “745be4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.