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Recognised as Colour

#4337F7

  • #4337F7
  • Blue
  • Dark
  • Nearest: Medium blue

#4337F7 is a blue with RGB values 67, 55, 247 and HSL 244°, 92%, 59%. It is a dark colour, so white text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Medium blue.

Colour values

#4337F7#4337F7
HEX#4337F7
RGBrgb(67, 55, 247)
RGB (0–1)0.2627, 0.2157, 0.9686
RGB percentages26.3%, 21.6%, 96.9%
HSLhsl(243.8, 92.3%, 59.2%)
HSV / HSBhsv(243.8, 77.7%, 96.9%)
CMYK72.9%, 77.7%, 0%, 3.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,405,239
CSS custom property--colour: #4337F7;

Brightness & contrast

Relative luminance0.10641WCAG 2.x, 0 is black and 1 is white
Perceived brightness100.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.71:1
Contrast with white6.71:1WCAG normal text: AA
Contrast with black3.13:1WCAG normal text: Fail
Greyscale equivalent#474747
Inverted#BCC808

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0064FCno red cones; affects about 1% of men; ΔE 30.5 from the original
Deuteranopia#0053F4no green cones; the most common form, about 1% of men; ΔE 21.2 from the original
Tritanopia#007297no blue cones; rare, and affects men and women equally; ΔE 99.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.71:1WCAG large text: AAA
Contrast with black, large text3.13:1WCAG large text: AA

Named colours

Medium blue · ΔE 14.7Blue violet · ΔE 19.1Blue · ΔE 23.7Dark violet · ΔE 25.7Dark orchid · ΔE 32.5Dark blue · ΔE 35.9
Nearest named CSS colourMedium blue (#0000CD)ΔE 14.69, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EBF737
Analogous#378BF7, #A337F7
Triadic#F74337, #37F743
Split complementary#F7A337, #8BF737
Tetradic#F7378B, #EBF737, #37F7A3

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FBFBFF
Lighter +30%#CDCAFD
Lighter +20%#9F99FB
Lighter +10%#7168F9
Darker −10%#180AF1
Darker −20%#1308C0
Darker −30%#0E068F
Darker −40%#09045E
More saturated +25%#3C2FFF
Less saturated −25%#5A51DD

Channel breakdown

R67
G55
B247
Red67 (26.3%)
Green55 (21.6%)
Blue247 (96.9%)
Hue243.75°
Saturation (HSL)92.31%
Lightness59.22%
Dominant channelBlue
Hex per channelR 43 · G 37 · B F7

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Every value on this page was computed from “4337f7” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.