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Recognised as Colour

#372CD7

  • #372CD7
  • Blue
  • Dark
  • Nearest: Medium blue

#372CD7 is a blue with RGB values 55, 44, 215 and HSL 244°, 68%, 51%. It is a dark colour, so white text on it reaches 8.4:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#372CD7#372CD7
HEX#372CD7
RGBrgb(55, 44, 215)
RGB (0–1)0.2157, 0.1725, 0.8431
RGB percentages21.6%, 17.3%, 84.3%
HSLhsl(243.9, 68.1%, 50.8%)
HSV / HSBhsv(243.9, 79.5%, 84.3%)
CMYK74.4%, 79.5%, 0%, 15.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,615,959
CSS custom property--colour: #372CD7;

Brightness & contrast

Relative luminance0.0752WCAG 2.x, 0 is black and 1 is white
Perceived brightness85.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.39:1
Contrast with white8.39:1WCAG normal text: AAA
Contrast with black2.5:1WCAG normal text: Fail
Greyscale equivalent#3B3B3B
Inverted#C8D328

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0055DCno red cones; affects about 1% of men; ΔE 27.8 from the original
Deuteranopia#0045D4no green cones; the most common form, about 1% of men; ΔE 19.1 from the original
Tritanopia#006182no blue cones; rare, and affects men and women equally; ΔE 90.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.39:1WCAG large text: AAA
Contrast with black, large text2.5:1WCAG large text: Fail

Named colours

Medium blue · ΔE 14.6Blue violet · ΔE 17.9Dark violet · ΔE 24.1Dark blue · ΔE 24.8Dark orchid · ΔE 27.1Navy · ΔE 29.5
Nearest named CSS colourMedium blue (#0000CD)ΔE 14.59, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CCD72C
Analogous#2C76D7, #8D2CD7
Triadic#D7372C, #2CD737
Split complementary#D78C2C, #77D72C
Tetradic#D72C76, #CCD72C, #2CD78D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DAD7F8
Lighter +30%#B1ADEF
Lighter +20%#8882E7
Lighter +10%#6057DF
Darker −10%#2A21AF
Darker −20%#201984
Darker −30%#161159
Darker −40%#0B092E
More saturated +25%#1C0DF6
Less saturated −25%#524BB8

Channel breakdown

R55
G44
B215
Red55 (21.6%)
Green44 (17.3%)
Blue215 (84.3%)
Hue243.86°
Saturation (HSL)68.13%
Lightness50.78%
Dominant channelBlue
Hex per channelR 37 · G 2C · B D7

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Every value on this page was computed from “372cd7” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.