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Colour

#2F38FF

  • #2F38FF
  • Blue
  • Dark
  • Nearest: Medium blue

#2F38FF is a blue with RGB values 47, 56, 255 and HSL 237°, 100%, 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

#2F38FF#2F38FF
HEX#2F38FF
RGBrgb(47, 56, 255)
RGB (0–1)0.1843, 0.2196, 1
RGB percentages18.4%, 22%, 100%
HSLhsl(237.4, 100%, 59.2%)
HSV / HSBhsv(237.4, 81.6%, 100%)
CMYK81.6%, 78%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,094,783
CSS custom property--colour: #2F38FF;

Brightness & contrast

Relative luminance0.10653WCAG 2.x, 0 is black and 1 is white
Perceived brightness99.6 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#444444
Inverted#D0C700

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0066FFno red cones; affects about 1% of men; ΔE 33.1 from the original
Deuteranopia#0051FCno green cones; the most common form, about 1% of men; ΔE 18.4 from the original
Tritanopia#00769Cno blue cones; rare, and affects men and women equally; ΔE 103.3 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 15.4Blue · ΔE 20.4Blue violet · ΔE 23Dark violet · ΔE 29.3Dark orchid · ΔE 36.9Dark blue · ΔE 39.3
Nearest named CSS colourMedium blue (#0000CD)ΔE 15.39, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FFF62F
Analogous#2FA0FF, #8E2FFF
Triadic#FF2F38, #38FF2F
Split complementary#FF8E2F, #A0FF2F
Tetradic#FF2FA0, #FFF62F, #2FFF8E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FBFBFF
Lighter +30%#C8CAFF
Lighter +20%#959AFF
Lighter +10%#6269FF
Darker −10%#000BFB
Darker −20%#0009C8
Darker −30%#000695
Darker −40%#000462
More saturated +25%#2F38FF
Less saturated −25%#4950E5

Channel breakdown

R47
G56
B255
Red47 (18.4%)
Green56 (22%)
Blue255 (100%)
Hue237.4°
Saturation (HSL)100%
Lightness59.22%
Dominant channelBlue
Hex per channelR 2F · G 38 · B FF

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Every value on this page was computed from “2f38ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.